configure

   1 #!/bin/sh
   2 #
   3 # qemu configure script (c) 2003 Fabrice Bellard
   4 #
   5
   6 # Unset some variables known to interfere with behavior of common tools,
   7 # just as autoconf does.
   8 CLICOLOR_FORCE= GREP_OPTIONS=
   9 unset CLICOLOR_FORCE GREP_OPTIONS
  10
  11 # Temporary directory used for files created while
  12 # configure runs. Since it is in the build directory
  13 # we can safely blow away any previous version of it
  14 # (and we need not jump through hoops to try to delete
  15 # it when configure exits.)
  16 TMPDIR1="config-temp"
  17 rm -rf "${TMPDIR1}"
  18 mkdir -p "${TMPDIR1}"
  19 if [ $? -ne 0 ]; then
  20     echo "ERROR: failed to create temporary directory"
  21     exit 1
  22 fi
  23
  24 TMPB="qemu-conf"
  25 TMPC="${TMPDIR1}/${TMPB}.c"
  26 TMPO="${TMPDIR1}/${TMPB}.o"
  27 TMPCXX="${TMPDIR1}/${TMPB}.cxx"
  28 TMPL="${TMPDIR1}/${TMPB}.lo"
  29 TMPA="${TMPDIR1}/lib${TMPB}.la"
  30 TMPE="${TMPDIR1}/${TMPB}.exe"
  31
  32 rm -f config.log
  33
  34 # Print a helpful header at the top of config.log
  35 echo "# QEMU configure log $(date)" >> config.log
  36 printf "# Configured with:" >> config.log
  37 printf " '%s'" "$0" "$@" >> config.log
  38 echo >> config.log
  39 echo "#" >> config.log
  40
  41 error_exit() {
  42     echo
  43     echo "ERROR: $1"
  44     while test -n "$2"; do
  45         echo "       $2"
  46         shift
  47     done
  48     echo
  49     exit 1
  50 }
  51
  52 do_compiler() {
  53     # Run the compiler, capturing its output to the log. First argument
  54     # is compiler binary to execute.
  55     local compiler="$1"
  56     shift
  57     echo $compiler "$@" >> config.log
  58     $compiler "$@" >> config.log 2>&1 || return $?
  59     # Test passed. If this is an --enable-werror build, rerun
  60     # the test with -Werror and bail out if it fails. This
  61     # makes warning-generating-errors in configure test code
  62     # obvious to developers.
  63     if test "$werror" != "yes"; then
  64         return 0
  65     fi
  66     # Don't bother rerunning the compile if we were already using -Werror
  67     case "$*" in
  68         *-Werror*)
  69            return 0
  70         ;;
  71     esac
  72     echo $compiler -Werror "$@" >> config.log
  73     $compiler -Werror "$@" >> config.log 2>&1 && return $?
  74     error_exit "configure test passed without -Werror but failed with -Werror." \
  75         "This is probably a bug in the configure script. The failing command" \
  76         "will be at the bottom of config.log." \
  77         "You can run configure with --disable-werror to bypass this check."
  78 }
  79
  80 do_cc() {
  81     do_compiler "$cc" "$@"
  82 }
  83
  84 do_cxx() {
  85     do_compiler "$cxx" "$@"
  86 }
  87
  88 update_cxxflags() {
  89     # Set QEMU_CXXFLAGS from QEMU_CFLAGS by filtering out those
  90     # options which some versions of GCC's C++ compiler complain about
  91     # because they only make sense for C programs.
  92     QEMU_CXXFLAGS=
  93     for arg in $QEMU_CFLAGS; do
  94         case $arg in
  95             -Wstrict-prototypes|-Wmissing-prototypes|-Wnested-externs|\
  96             -Wold-style-declaration|-Wold-style-definition|-Wredundant-decls)
  97                 ;;
  98             *)
  99                 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }$arg
 100                 ;;
 101         esac
 102     done
 103 }
 104
 105 compile_object() {
 106   do_cc $QEMU_CFLAGS -c -o $TMPO $TMPC
 107 }
 108
 109 compile_prog() {
 110   local_cflags="$1"
 111   local_ldflags="$2"
 112   do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags
 113 }
 114
 115 do_libtool() {
 116     local mode=$1
 117     shift
 118     # Run the compiler, capturing its output to the log.
 119     echo $libtool $mode --tag=CC $cc "$@" >> config.log
 120     $libtool $mode --tag=CC $cc "$@" >> config.log 2>&1 || return $?
 121     # Test passed. If this is an --enable-werror build, rerun
 122     # the test with -Werror and bail out if it fails. This
 123     # makes warning-generating-errors in configure test code
 124     # obvious to developers.
 125     if test "$werror" != "yes"; then
 126         return 0
 127     fi
 128     # Don't bother rerunning the compile if we were already using -Werror
 129     case "$*" in
 130         *-Werror*)
 131            return 0
 132         ;;
 133     esac
 134     echo $libtool $mode --tag=CC $cc -Werror "$@" >> config.log
 135     $libtool $mode --tag=CC $cc -Werror "$@" >> config.log 2>&1 && return $?
 136     error_exit "configure test passed without -Werror but failed with -Werror." \
 137         "This is probably a bug in the configure script. The failing command" \
 138         "will be at the bottom of config.log." \
 139         "You can run configure with --disable-werror to bypass this check."
 140 }
 141
 142 libtool_prog() {
 143     do_libtool --mode=compile $QEMU_CFLAGS -c -fPIE -DPIE -o $TMPO $TMPC || return $?
 144     do_libtool --mode=link $LDFLAGS -o $TMPA $TMPL -rpath /usr/local/lib
 145 }
 146
 147 # symbolically link $1 to $2.  Portable version of "ln -sf".
 148 symlink() {
 149   rm -rf "$2"
 150   mkdir -p "$(dirname "$2")"
 151   ln -s "$1" "$2"
 152 }
 153
 154 # check whether a command is available to this shell (may be either an
 155 # executable or a builtin)
 156 has() {
 157     type "$1" >/dev/null 2>&1
 158 }
 159
 160 # search for an executable in PATH
 161 path_of() {
 162     local_command="$1"
 163     local_ifs="$IFS"
 164     local_dir=""
 165
 166     # pathname has a dir component?
 167     if [ "${local_command#*/}" != "$local_command" ]; then
 168         if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
 169             echo "$local_command"
 170             return 0
 171         fi
 172     fi
 173     if [ -z "$local_command" ]; then
 174         return 1
 175     fi
 176
 177     IFS=:
 178     for local_dir in $PATH; do
 179         if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
 180             echo "$local_dir/$local_command"
 181             IFS="${local_ifs:-$(printf ' \t\n')}"
 182             return 0
 183         fi
 184     done
 185     # not found
 186     IFS="${local_ifs:-$(printf ' \t\n')}"
 187     return 1
 188 }
 189
 190 have_backend () {
 191     echo "$trace_backends" | grep "$1" >/dev/null
 192 }
 193
 194 # default parameters
 195 source_path=`dirname "$0"`
 196 cpu=""
 197 iasl="iasl"
 198 interp_prefix="/usr/gnemul/qemu-%M"
 199 static="no"
 200 cross_prefix=""
 201 audio_drv_list=""
 202 block_drv_rw_whitelist=""
 203 block_drv_ro_whitelist=""
 204 host_cc="cc"
 205 libs_softmmu=""
 206 libs_tools=""
 207 audio_pt_int=""
 208 audio_win_int=""
 209 cc_i386=i386-pc-linux-gnu-gcc
 210 libs_qga=""
 211 debug_info="yes"
 212 stack_protector=""
 213
 214 # Don't accept a target_list environment variable.
 215 unset target_list
 216
 217 # Default value for a variable defining feature "foo".
 218 #  * foo="no"  feature will only be used if --enable-foo arg is given
 219 #  * foo=""    feature will be searched for, and if found, will be used
 220 #              unless --disable-foo is given
 221 #  * foo="yes" this value will only be set by --enable-foo flag.
 222 #              feature will searched for,
 223 #              if not found, configure exits with error
 224 #
 225 # Always add --enable-foo and --disable-foo command line args.
 226 # Distributions want to ensure that several features are compiled in, and it
 227 # is impossible without a --enable-foo that exits if a feature is not found.
 228
 229 bluez=""
 230 brlapi=""
 231 curl=""
 232 curses=""
 233 docs=""
 234 fdt=""
 235 netmap="no"
 236 pixman=""
 237 sdl=""
 238 sdlabi="1.2"
 239 virtfs=""
 240 vnc="yes"
 241 sparse="no"
 242 uuid=""
 243 vde=""
 244 vnc_tls=""
 245 vnc_sasl=""
 246 vnc_jpeg=""
 247 vnc_png=""
 248 vnc_ws=""
 249 xen=""
 250 xen_ctrl_version=""
 251 xen_pci_passthrough=""
 252 linux_aio=""
 253 cap_ng=""
 254 attr=""
 255 libattr=""
 256 xfs=""
 257
 258 vhost_net="no"
 259 vhost_scsi="no"
 260 kvm="no"
 261 rdma=""
 262 gprof="no"
 263 debug_tcg="no"
 264 debug="no"
 265 strip_opt="yes"
 266 tcg_interpreter="no"
 267 bigendian="no"
 268 mingw32="no"
 269 gcov="no"
 270 gcov_tool="gcov"
 271 EXESUF=""
 272 DSOSUF=".so"
 273 LDFLAGS_SHARED="-shared"
 274 modules="no"
 275 prefix="/usr/local"
 276 mandir="\${prefix}/share/man"
 277 datadir="\${prefix}/share"
 278 qemu_docdir="\${prefix}/share/doc/qemu"
 279 bindir="\${prefix}/bin"
 280 libdir="\${prefix}/lib"
 281 libexecdir="\${prefix}/libexec"
 282 includedir="\${prefix}/include"
 283 sysconfdir="\${prefix}/etc"
 284 local_statedir="\${prefix}/var"
 285 confsuffix="/qemu"
 286 slirp="yes"
 287 fmod_lib=""
 288 fmod_inc=""
 289 oss_lib=""
 290 bsd="no"
 291 linux="no"
 292 solaris="no"
 293 profiler="no"
 294 cocoa="no"
 295 softmmu="yes"
 296 linux_user="no"
 297 bsd_user="no"
 298 guest_base="yes"
 299 aix="no"
 300 blobs="yes"
 301 pkgversion=""
 302 pie=""
 303 zero_malloc=""
 304 qom_cast_debug="yes"
 305 trace_backends="nop"
 306 trace_file="trace"
 307 spice=""
 308 rbd=""
 309 smartcard_nss=""
 310 libusb=""
 311 usb_redir=""
 312 glx=""
 313 zlib="yes"
 314 lzo=""
 315 snappy=""
 316 guest_agent=""
 317 guest_agent_with_vss="no"
 318 vss_win32_sdk=""
 319 win_sdk="no"
 320 want_tools="yes"
 321 libiscsi=""
 322 libnfs=""
 323 coroutine=""
 324 coroutine_pool=""
 325 seccomp=""
 326 glusterfs=""
 327 glusterfs_discard="no"
 328 glusterfs_zerofill="no"
 329 archipelago=""
 330 virtio_blk_data_plane=""
 331 gtk=""
 332 gtkabi=""
 333 vte=""
 334 tpm="yes"
 335 libssh2=""
 336 vhdx=""
 337 quorum=""
 338 numa=""
 339
 340 # parse CC options first
 341 for opt do
 342   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 343   case "$opt" in
 344   --cross-prefix=*) cross_prefix="$optarg"
 345   ;;
 346   --cc=*) CC="$optarg"
 347   ;;
 348   --cxx=*) CXX="$optarg"
 349   ;;
 350   --source-path=*) source_path="$optarg"
 351   ;;
 352   --cpu=*) cpu="$optarg"
 353   ;;
 354   --extra-cflags=*) QEMU_CFLAGS="$optarg $QEMU_CFLAGS"
 355                     EXTRA_CFLAGS="$optarg"
 356   ;;
 357   --extra-ldflags=*) LDFLAGS="$optarg $LDFLAGS"
 358                      EXTRA_LDFLAGS="$optarg"
 359   ;;
 360   --enable-debug-info) debug_info="yes"
 361   ;;
 362   --disable-debug-info) debug_info="no"
 363   ;;
 364   esac
 365 done
 366 # OS specific
 367 # Using uname is really, really broken.  Once we have the right set of checks
 368 # we can eliminate its usage altogether.
 369
 370 # Preferred compiler:
 371 #  ${CC} (if set)
 372 #  ${cross_prefix}gcc (if cross-prefix specified)
 373 #  system compiler
 374 if test -z "${CC}${cross_prefix}"; then
 375   cc="$host_cc"
 376 else
 377   cc="${CC-${cross_prefix}gcc}"
 378 fi
 379
 380 if test -z "${CXX}${cross_prefix}"; then
 381   cxx="c++"
 382 else
 383   cxx="${CXX-${cross_prefix}g++}"
 384 fi
 385
 386 ar="${AR-${cross_prefix}ar}"
 387 as="${AS-${cross_prefix}as}"
 388 cpp="${CPP-$cc -E}"
 389 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
 390 ld="${LD-${cross_prefix}ld}"
 391 libtool="${LIBTOOL-${cross_prefix}libtool}"
 392 nm="${NM-${cross_prefix}nm}"
 393 strip="${STRIP-${cross_prefix}strip}"
 394 windres="${WINDRES-${cross_prefix}windres}"
 395 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
 396 query_pkg_config() {
 397     "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
 398 }
 399 pkg_config=query_pkg_config
 400 sdl_config="${SDL_CONFIG-${cross_prefix}sdl-config}"
 401 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
 402
 403 # If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
 404 ARFLAGS="${ARFLAGS-rv}"
 405
 406 # default flags for all hosts
 407 QEMU_CFLAGS="-fno-strict-aliasing -fno-common $QEMU_CFLAGS"
 408 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
 409 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
 410 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
 411 QEMU_INCLUDES="-I. -I\$(SRC_PATH) -I\$(SRC_PATH)/include"
 412 if test "$debug_info" = "yes"; then
 413     CFLAGS="-g $CFLAGS"
 414     LDFLAGS="-g $LDFLAGS"
 415 fi
 416
 417 # make source path absolute
 418 source_path=`cd "$source_path"; pwd`
 419
 420 # running configure in the source tree?
 421 # we know that's the case if configure is there.
 422 if test -f "./configure"; then
 423     pwd_is_source_path="y"
 424 else
 425     pwd_is_source_path="n"
 426 fi
 427
 428 check_define() {
 429 cat > $TMPC <<EOF
 430 #if !defined($1)
 431 #error $1 not defined
 432 #endif
 433 int main(void) { return 0; }
 434 EOF
 435   compile_object
 436 }
 437
 438 if check_define __linux__ ; then
 439   targetos="Linux"
 440 elif check_define _WIN32 ; then
 441   targetos='MINGW32'
 442 elif check_define __OpenBSD__ ; then
 443   targetos='OpenBSD'
 444 elif check_define __sun__ ; then
 445   targetos='SunOS'
 446 elif check_define __HAIKU__ ; then
 447   targetos='Haiku'
 448 else
 449   targetos=`uname -s`
 450 fi
 451
 452 # Some host OSes need non-standard checks for which CPU to use.
 453 # Note that these checks are broken for cross-compilation: if you're
 454 # cross-compiling to one of these OSes then you'll need to specify
 455 # the correct CPU with the --cpu option.
 456 case $targetos in
 457 Darwin)
 458   # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
 459   # run 64-bit userspace code.
 460   # If the user didn't specify a CPU explicitly and the kernel says this is
 461   # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
 462   if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
 463     cpu="x86_64"
 464   fi
 465   ;;
 466 SunOS)
 467   # `uname -m` returns i86pc even on an x86_64 box, so default based on isainfo
 468   if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
 469     cpu="x86_64"
 470   fi
 471 esac
 472
 473 if test ! -z "$cpu" ; then
 474   # command line argument
 475   :
 476 elif check_define __i386__ ; then
 477   cpu="i386"
 478 elif check_define __x86_64__ ; then
 479   if check_define __ILP32__ ; then
 480     cpu="x32"
 481   else
 482     cpu="x86_64"
 483   fi
 484 elif check_define __sparc__ ; then
 485   if check_define __arch64__ ; then
 486     cpu="sparc64"
 487   else
 488     cpu="sparc"
 489   fi
 490 elif check_define _ARCH_PPC ; then
 491   if check_define _ARCH_PPC64 ; then
 492     cpu="ppc64"
 493   else
 494     cpu="ppc"
 495   fi
 496 elif check_define __mips__ ; then
 497   cpu="mips"
 498 elif check_define __ia64__ ; then
 499   cpu="ia64"
 500 elif check_define __s390__ ; then
 501   if check_define __s390x__ ; then
 502     cpu="s390x"
 503   else
 504     cpu="s390"
 505   fi
 506 elif check_define __arm__ ; then
 507   cpu="arm"
 508 elif check_define __aarch64__ ; then
 509   cpu="aarch64"
 510 elif check_define __hppa__ ; then
 511   cpu="hppa"
 512 else
 513   cpu=`uname -m`
 514 fi
 515
 516 ARCH=
 517 # Normalise host CPU name and set ARCH.
 518 # Note that this case should only have supported host CPUs, not guests.
 519 case "$cpu" in
 520   ia64|ppc|ppc64|s390|s390x|sparc64|x32)
 521     cpu="$cpu"
 522   ;;
 523   i386|i486|i586|i686|i86pc|BePC)
 524     cpu="i386"
 525   ;;
 526   x86_64|amd64)
 527     cpu="x86_64"
 528   ;;
 529   armv*b|armv*l|arm)
 530     cpu="arm"
 531   ;;
 532   aarch64)
 533     cpu="aarch64"
 534   ;;
 535   mips*)
 536     cpu="mips"
 537   ;;
 538   sparc|sun4[cdmuv])
 539     cpu="sparc"
 540   ;;
 541   *)
 542     # This will result in either an error or falling back to TCI later
 543     ARCH=unknown
 544   ;;
 545 esac
 546 if test -z "$ARCH"; then
 547   ARCH="$cpu"
 548 fi
 549
 550 # OS specific
 551
 552 # host *BSD for user mode
 553 HOST_VARIANT_DIR=""
 554
 555 case $targetos in
 556 CYGWIN*)
 557   mingw32="yes"
 558   QEMU_CFLAGS="-mno-cygwin $QEMU_CFLAGS"
 559   audio_possible_drivers="winwave sdl"
 560   audio_drv_list="winwave"
 561 ;;
 562 MINGW32*)
 563   mingw32="yes"
 564   audio_possible_drivers="winwave dsound sdl fmod"
 565   audio_drv_list="winwave"
 566 ;;
 567 GNU/kFreeBSD)
 568   bsd="yes"
 569   audio_drv_list="oss"
 570   audio_possible_drivers="oss sdl esd pa"
 571 ;;
 572 FreeBSD)
 573   bsd="yes"
 574   make="${MAKE-gmake}"
 575   audio_drv_list="oss"
 576   audio_possible_drivers="oss sdl esd pa"
 577   # needed for kinfo_getvmmap(3) in libutil.h
 578   LIBS="-lutil $LIBS"
 579   netmap=""  # enable netmap autodetect
 580   HOST_VARIANT_DIR="freebsd"
 581 ;;
 582 DragonFly)
 583   bsd="yes"
 584   make="${MAKE-gmake}"
 585   audio_drv_list="oss"
 586   audio_possible_drivers="oss sdl esd pa"
 587   HOST_VARIANT_DIR="dragonfly"
 588 ;;
 589 NetBSD)
 590   bsd="yes"
 591   make="${MAKE-gmake}"
 592   audio_drv_list="oss"
 593   audio_possible_drivers="oss sdl esd"
 594   oss_lib="-lossaudio"
 595   HOST_VARIANT_DIR="netbsd"
 596 ;;
 597 OpenBSD)
 598   bsd="yes"
 599   make="${MAKE-gmake}"
 600   audio_drv_list="sdl"
 601   audio_possible_drivers="sdl esd"
 602   HOST_VARIANT_DIR="openbsd"
 603 ;;
 604 Darwin)
 605   bsd="yes"
 606   darwin="yes"
 607   LDFLAGS_SHARED="-bundle -undefined dynamic_lookup"
 608   if [ "$cpu" = "x86_64" ] ; then
 609     QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
 610     LDFLAGS="-arch x86_64 $LDFLAGS"
 611   fi
 612   cocoa="yes"
 613   audio_drv_list="coreaudio"
 614   audio_possible_drivers="coreaudio sdl fmod"
 615   LDFLAGS="-framework CoreFoundation -framework IOKit $LDFLAGS"
 616   libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
 617   # Disable attempts to use ObjectiveC features in os/object.h since they
 618   # won't work when we're compiling with gcc as a C compiler.
 619   QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
 620   HOST_VARIANT_DIR="darwin"
 621 ;;
 622 SunOS)
 623   solaris="yes"
 624   make="${MAKE-gmake}"
 625   install="${INSTALL-ginstall}"
 626   ld="gld"
 627   smbd="${SMBD-/usr/sfw/sbin/smbd}"
 628   needs_libsunmath="no"
 629   solarisrev=`uname -r | cut -f2 -d.`
 630   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then
 631     if test "$solarisrev" -le 9 ; then
 632       if test -f /opt/SUNWspro/prod/lib/libsunmath.so.1; then
 633         needs_libsunmath="yes"
 634         QEMU_CFLAGS="-I/opt/SUNWspro/prod/include/cc $QEMU_CFLAGS"
 635         LDFLAGS="-L/opt/SUNWspro/prod/lib -R/opt/SUNWspro/prod/lib $LDFLAGS"
 636         LIBS="-lsunmath $LIBS"
 637       else
 638         error_exit "QEMU will not link correctly on Solaris 8/X86 or 9/x86 without" \
 639             "libsunmath from the Sun Studio compilers tools, due to a lack of" \
 640             "C99 math features in libm.so in Solaris 8/x86 and Solaris 9/x86" \
 641             "Studio 11 can be downloaded from www.sun.com."
 642       fi
 643     fi
 644   fi
 645   if test -f /usr/include/sys/soundcard.h ; then
 646     audio_drv_list="oss"
 647   fi
 648   audio_possible_drivers="oss sdl"
 649 # needed for CMSG_ macros in sys/socket.h
 650   QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
 651 # needed for TIOCWIN* defines in termios.h
 652   QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
 653   QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
 654   solarisnetlibs="-lsocket -lnsl -lresolv"
 655   LIBS="$solarisnetlibs $LIBS"
 656   libs_qga="$solarisnetlibs $libs_qga"
 657 ;;
 658 AIX)
 659   aix="yes"
 660   make="${MAKE-gmake}"
 661 ;;
 662 Haiku)
 663   haiku="yes"
 664   QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
 665   LIBS="-lposix_error_mapper -lnetwork $LIBS"
 666 ;;
 667 *)
 668   audio_drv_list="oss"
 669   audio_possible_drivers="oss alsa sdl esd pa"
 670   linux="yes"
 671   linux_user="yes"
 672   kvm="yes"
 673   vhost_net="yes"
 674   vhost_scsi="yes"
 675   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" -o "$cpu" = "x32" ] ; then
 676     audio_possible_drivers="$audio_possible_drivers fmod"
 677   fi
 678   QEMU_INCLUDES="-I\$(SRC_PATH)/linux-headers -I$(pwd)/linux-headers $QEMU_INCLUDES"
 679 ;;
 680 esac
 681
 682 if [ "$bsd" = "yes" ] ; then
 683   if [ "$darwin" != "yes" ] ; then
 684     bsd_user="yes"
 685   fi
 686 fi
 687
 688 : ${make=${MAKE-make}}
 689 : ${install=${INSTALL-install}}
 690 : ${python=${PYTHON-python}}
 691 : ${smbd=${SMBD-/usr/sbin/smbd}}
 692
 693 # Default objcc to clang if available, otherwise use CC
 694 if has clang; then
 695   objcc=clang
 696 else
 697   objcc="$cc"
 698 fi
 699
 700 if test "$mingw32" = "yes" ; then
 701   EXESUF=".exe"
 702   DSOSUF=".dll"
 703   QEMU_CFLAGS="-DWIN32_LEAN_AND_MEAN -DWINVER=0x501 $QEMU_CFLAGS"
 704   # enable C99/POSIX format strings (needs mingw32-runtime 3.15 or later)
 705   QEMU_CFLAGS="-D__USE_MINGW_ANSI_STDIO=1 $QEMU_CFLAGS"
 706   LIBS="-lwinmm -lws2_32 -liphlpapi $LIBS"
 707 cat > $TMPC << EOF
 708 int main(void) { return 0; }
 709 EOF
 710   if compile_prog "" "-liberty" ; then
 711     LIBS="-liberty $LIBS"
 712   fi
 713   prefix="c:/Program Files/QEMU"
 714   mandir="\${prefix}"
 715   datadir="\${prefix}"
 716   qemu_docdir="\${prefix}"
 717   bindir="\${prefix}"
 718   sysconfdir="\${prefix}"
 719   local_statedir=
 720   confsuffix=""
 721   libs_qga="-lws2_32 -lwinmm -lpowrprof $libs_qga"
 722 fi
 723
 724 werror=""
 725
 726 for opt do
 727   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 728   case "$opt" in
 729   --help|-h) show_help=yes
 730   ;;
 731   --version|-V) exec cat $source_path/VERSION
 732   ;;
 733   --prefix=*) prefix="$optarg"
 734   ;;
 735   --interp-prefix=*) interp_prefix="$optarg"
 736   ;;
 737   --source-path=*)
 738   ;;
 739   --cross-prefix=*)
 740   ;;
 741   --cc=*)
 742   ;;
 743   --host-cc=*) host_cc="$optarg"
 744   ;;
 745   --cxx=*)
 746   ;;
 747   --iasl=*) iasl="$optarg"
 748   ;;
 749   --objcc=*) objcc="$optarg"
 750   ;;
 751   --make=*) make="$optarg"
 752   ;;
 753   --install=*) install="$optarg"
 754   ;;
 755   --python=*) python="$optarg"
 756   ;;
 757   --gcov=*) gcov_tool="$optarg"
 758   ;;
 759   --smbd=*) smbd="$optarg"
 760   ;;
 761   --extra-cflags=*)
 762   ;;
 763   --extra-ldflags=*)
 764   ;;
 765   --enable-debug-info)
 766   ;;
 767   --disable-debug-info)
 768   ;;
 769   --enable-modules)
 770       modules="yes"
 771   ;;
 772   --cpu=*)
 773   ;;
 774   --target-list=*) target_list="$optarg"
 775   ;;
 776   --enable-trace-backends=*) trace_backends="$optarg"
 777   ;;
 778   # XXX: backwards compatibility
 779   --enable-trace-backend=*) trace_backends="$optarg"
 780   ;;
 781   --with-trace-file=*) trace_file="$optarg"
 782   ;;
 783   --enable-gprof) gprof="yes"
 784   ;;
 785   --enable-gcov) gcov="yes"
 786   ;;
 787   --static)
 788     static="yes"
 789     LDFLAGS="-static $LDFLAGS"
 790     QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
 791   ;;
 792   --mandir=*) mandir="$optarg"
 793   ;;
 794   --bindir=*) bindir="$optarg"
 795   ;;
 796   --libdir=*) libdir="$optarg"
 797   ;;
 798   --libexecdir=*) libexecdir="$optarg"
 799   ;;
 800   --includedir=*) includedir="$optarg"
 801   ;;
 802   --datadir=*) datadir="$optarg"
 803   ;;
 804   --with-confsuffix=*) confsuffix="$optarg"
 805   ;;
 806   --docdir=*) qemu_docdir="$optarg"
 807   ;;
 808   --sysconfdir=*) sysconfdir="$optarg"
 809   ;;
 810   --localstatedir=*) local_statedir="$optarg"
 811   ;;
 812   --sbindir=*|--sharedstatedir=*|\
 813   --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
 814   --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
 815     # These switches are silently ignored, for compatibility with
 816     # autoconf-generated configure scripts. This allows QEMU's
 817     # configure to be used by RPM and similar macros that set
 818     # lots of directory switches by default.
 819   ;;
 820   --with-system-pixman) pixman="system"
 821   ;;
 822   --without-system-pixman) pixman="internal"
 823   ;;
 824   --without-pixman) pixman="none"
 825   ;;
 826   --disable-sdl) sdl="no"
 827   ;;
 828   --enable-sdl) sdl="yes"
 829   ;;
 830   --with-sdlabi=*) sdlabi="$optarg"
 831   ;;
 832   --disable-qom-cast-debug) qom_cast_debug="no"
 833   ;;
 834   --enable-qom-cast-debug) qom_cast_debug="yes"
 835   ;;
 836   --disable-virtfs) virtfs="no"
 837   ;;
 838   --enable-virtfs) virtfs="yes"
 839   ;;
 840   --disable-vnc) vnc="no"
 841   ;;
 842   --enable-vnc) vnc="yes"
 843   ;;
 844   --fmod-lib=*) fmod_lib="$optarg"
 845   ;;
 846   --fmod-inc=*) fmod_inc="$optarg"
 847   ;;
 848   --oss-lib=*) oss_lib="$optarg"
 849   ;;
 850   --audio-drv-list=*) audio_drv_list="$optarg"
 851   ;;
 852   --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 853   ;;
 854   --block-drv-ro-whitelist=*) block_drv_ro_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 855   ;;
 856   --enable-debug-tcg) debug_tcg="yes"
 857   ;;
 858   --disable-debug-tcg) debug_tcg="no"
 859   ;;
 860   --enable-debug)
 861       # Enable debugging options that aren't excessively noisy
 862       debug_tcg="yes"
 863       debug="yes"
 864       strip_opt="no"
 865   ;;
 866   --enable-sparse) sparse="yes"
 867   ;;
 868   --disable-sparse) sparse="no"
 869   ;;
 870   --disable-strip) strip_opt="no"
 871   ;;
 872   --disable-vnc-tls) vnc_tls="no"
 873   ;;
 874   --enable-vnc-tls) vnc_tls="yes"
 875   ;;
 876   --disable-vnc-sasl) vnc_sasl="no"
 877   ;;
 878   --enable-vnc-sasl) vnc_sasl="yes"
 879   ;;
 880   --disable-vnc-jpeg) vnc_jpeg="no"
 881   ;;
 882   --enable-vnc-jpeg) vnc_jpeg="yes"
 883   ;;
 884   --disable-vnc-png) vnc_png="no"
 885   ;;
 886   --enable-vnc-png) vnc_png="yes"
 887   ;;
 888   --disable-vnc-ws) vnc_ws="no"
 889   ;;
 890   --enable-vnc-ws) vnc_ws="yes"
 891   ;;
 892   --disable-slirp) slirp="no"
 893   ;;
 894   --disable-uuid) uuid="no"
 895   ;;
 896   --enable-uuid) uuid="yes"
 897   ;;
 898   --disable-vde) vde="no"
 899   ;;
 900   --enable-vde) vde="yes"
 901   ;;
 902   --disable-netmap) netmap="no"
 903   ;;
 904   --enable-netmap) netmap="yes"
 905   ;;
 906   --disable-xen) xen="no"
 907   ;;
 908   --enable-xen) xen="yes"
 909   ;;
 910   --disable-xen-pci-passthrough) xen_pci_passthrough="no"
 911   ;;
 912   --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
 913   ;;
 914   --disable-brlapi) brlapi="no"
 915   ;;
 916   --enable-brlapi) brlapi="yes"
 917   ;;
 918   --disable-bluez) bluez="no"
 919   ;;
 920   --enable-bluez) bluez="yes"
 921   ;;
 922   --disable-kvm) kvm="no"
 923   ;;
 924   --enable-kvm) kvm="yes"
 925   ;;
 926   --disable-tcg-interpreter) tcg_interpreter="no"
 927   ;;
 928   --enable-tcg-interpreter) tcg_interpreter="yes"
 929   ;;
 930   --disable-cap-ng)  cap_ng="no"
 931   ;;
 932   --enable-cap-ng) cap_ng="yes"
 933   ;;
 934   --disable-spice) spice="no"
 935   ;;
 936   --enable-spice) spice="yes"
 937   ;;
 938   --disable-libiscsi) libiscsi="no"
 939   ;;
 940   --enable-libiscsi) libiscsi="yes"
 941   ;;
 942   --disable-libnfs) libnfs="no"
 943   ;;
 944   --enable-libnfs) libnfs="yes"
 945   ;;
 946   --enable-profiler) profiler="yes"
 947   ;;
 948   --disable-cocoa) cocoa="no"
 949   ;;
 950   --enable-cocoa)
 951       cocoa="yes" ;
 952       sdl="no" ;
 953       audio_drv_list="coreaudio `echo $audio_drv_list | sed s,coreaudio,,g`"
 954   ;;
 955   --disable-system) softmmu="no"
 956   ;;
 957   --enable-system) softmmu="yes"
 958   ;;
 959   --disable-user)
 960       linux_user="no" ;
 961       bsd_user="no" ;
 962   ;;
 963   --enable-user) ;;
 964   --disable-linux-user) linux_user="no"
 965   ;;
 966   --enable-linux-user) linux_user="yes"
 967   ;;
 968   --disable-bsd-user) bsd_user="no"
 969   ;;
 970   --enable-bsd-user) bsd_user="yes"
 971   ;;
 972   --enable-guest-base) guest_base="yes"
 973   ;;
 974   --disable-guest-base) guest_base="no"
 975   ;;
 976   --enable-pie) pie="yes"
 977   ;;
 978   --disable-pie) pie="no"
 979   ;;
 980   --enable-werror) werror="yes"
 981   ;;
 982   --disable-werror) werror="no"
 983   ;;
 984   --enable-stack-protector) stack_protector="yes"
 985   ;;
 986   --disable-stack-protector) stack_protector="no"
 987   ;;
 988   --disable-curses) curses="no"
 989   ;;
 990   --enable-curses) curses="yes"
 991   ;;
 992   --disable-curl) curl="no"
 993   ;;
 994   --enable-curl) curl="yes"
 995   ;;
 996   --disable-fdt) fdt="no"
 997   ;;
 998   --enable-fdt) fdt="yes"
 999   ;;
1000   --disable-linux-aio) linux_aio="no"
1001   ;;
1002   --enable-linux-aio) linux_aio="yes"
1003   ;;
1004   --disable-attr) attr="no"
1005   ;;
1006   --enable-attr) attr="yes"
1007   ;;
1008   --disable-blobs) blobs="no"
1009   ;;
1010   --with-pkgversion=*) pkgversion=" ($optarg)"
1011   ;;
1012   --with-coroutine=*) coroutine="$optarg"
1013   ;;
1014   --disable-coroutine-pool) coroutine_pool="no"
1015   ;;
1016   --enable-coroutine-pool) coroutine_pool="yes"
1017   ;;
1018   --disable-docs) docs="no"
1019   ;;
1020   --enable-docs) docs="yes"
1021   ;;
1022   --disable-vhost-net) vhost_net="no"
1023   ;;
1024   --enable-vhost-net) vhost_net="yes"
1025   ;;
1026   --disable-vhost-scsi) vhost_scsi="no"
1027   ;;
1028   --enable-vhost-scsi) vhost_scsi="yes"
1029   ;;
1030   --disable-glx) glx="no"
1031   ;;
1032   --enable-glx) glx="yes"
1033   ;;
1034   --disable-rbd) rbd="no"
1035   ;;
1036   --enable-rbd) rbd="yes"
1037   ;;
1038   --disable-xfsctl) xfs="no"
1039   ;;
1040   --enable-xfsctl) xfs="yes"
1041   ;;
1042   --disable-smartcard-nss) smartcard_nss="no"
1043   ;;
1044   --enable-smartcard-nss) smartcard_nss="yes"
1045   ;;
1046   --disable-libusb) libusb="no"
1047   ;;
1048   --enable-libusb) libusb="yes"
1049   ;;
1050   --disable-usb-redir) usb_redir="no"
1051   ;;
1052   --enable-usb-redir) usb_redir="yes"
1053   ;;
1054   --disable-zlib-test) zlib="no"
1055   ;;
1056   --disable-lzo) lzo="no"
1057   ;;
1058   --enable-lzo) lzo="yes"
1059   ;;
1060   --disable-snappy) snappy="no"
1061   ;;
1062   --enable-snappy) snappy="yes"
1063   ;;
1064   --enable-guest-agent) guest_agent="yes"
1065   ;;
1066   --disable-guest-agent) guest_agent="no"
1067   ;;
1068   --with-vss-sdk) vss_win32_sdk=""
1069   ;;
1070   --with-vss-sdk=*) vss_win32_sdk="$optarg"
1071   ;;
1072   --without-vss-sdk) vss_win32_sdk="no"
1073   ;;
1074   --with-win-sdk) win_sdk=""
1075   ;;
1076   --with-win-sdk=*) win_sdk="$optarg"
1077   ;;
1078   --without-win-sdk) win_sdk="no"
1079   ;;
1080   --enable-tools) want_tools="yes"
1081   ;;
1082   --disable-tools) want_tools="no"
1083   ;;
1084   --enable-seccomp) seccomp="yes"
1085   ;;
1086   --disable-seccomp) seccomp="no"
1087   ;;
1088   --disable-glusterfs) glusterfs="no"
1089   ;;
1090   --enable-glusterfs) glusterfs="yes"
1091   ;;
1092   --disable-archipelago) archipelago="no"
1093   ;;
1094   --enable-archipelago) archipelago="yes"
1095   ;;
1096   --disable-virtio-blk-data-plane) virtio_blk_data_plane="no"
1097   ;;
1098   --enable-virtio-blk-data-plane) virtio_blk_data_plane="yes"
1099   ;;
1100   --disable-gtk) gtk="no"
1101   ;;
1102   --enable-gtk) gtk="yes"
1103   ;;
1104   --enable-rdma) rdma="yes"
1105   ;;
1106   --disable-rdma) rdma="no"
1107   ;;
1108   --with-gtkabi=*) gtkabi="$optarg"
1109   ;;
1110   --disable-vte) vte="no"
1111   ;;
1112   --enable-vte) vte="yes"
1113   ;;
1114   --disable-tpm) tpm="no"
1115   ;;
1116   --enable-tpm) tpm="yes"
1117   ;;
1118   --disable-libssh2) libssh2="no"
1119   ;;
1120   --enable-libssh2) libssh2="yes"
1121   ;;
1122   --enable-vhdx) vhdx="yes"
1123   ;;
1124   --disable-vhdx) vhdx="no"
1125   ;;
1126   --disable-quorum) quorum="no"
1127   ;;
1128   --enable-quorum) quorum="yes"
1129   ;;
1130   --disable-numa) numa="no"
1131   ;;
1132   --enable-numa) numa="yes"
1133   ;;
1134   *)
1135       echo "ERROR: unknown option $opt"
1136       echo "Try '$0 --help' for more information"
1137       exit 1
1138   ;;
1139   esac
1140 done
1141
1142 if ! has $python; then
1143   error_exit "Python not found. Use --python=/path/to/python"
1144 fi
1145
1146 # Note that if the Python conditional here evaluates True we will exit
1147 # with status 1 which is a shell 'false' value.
1148 if ! $python -c 'import sys; sys.exit(sys.version_info < (2,4) or sys.version_info >= (3,))'; then
1149   error_exit "Cannot use '$python', Python 2.4 or later is required." \
1150       "Note that Python 3 or later is not yet supported." \
1151       "Use --python=/path/to/python to specify a supported Python."
1152 fi
1153
1154 # The -B switch was added in Python 2.6.
1155 # If it is supplied, compiled files are not written.
1156 # Use it for Python versions which support it.
1157 if $python -B -c 'import sys; sys.exit(0)' 2>/dev/null; then
1158   python="$python -B"
1159 fi
1160
1161 case "$cpu" in
1162     ppc)
1163            CPU_CFLAGS="-m32"
1164            LDFLAGS="-m32 $LDFLAGS"
1165            ;;
1166     ppc64)
1167            CPU_CFLAGS="-m64"
1168            LDFLAGS="-m64 $LDFLAGS"
1169            ;;
1170     sparc)
1171            LDFLAGS="-m32 $LDFLAGS"
1172            CPU_CFLAGS="-m32 -mcpu=ultrasparc"
1173            ;;
1174     sparc64)
1175            LDFLAGS="-m64 $LDFLAGS"
1176            CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1177            ;;
1178     s390)
1179            CPU_CFLAGS="-m31"
1180            LDFLAGS="-m31 $LDFLAGS"
1181            ;;
1182     s390x)
1183            CPU_CFLAGS="-m64"
1184            LDFLAGS="-m64 $LDFLAGS"
1185            ;;
1186     i386)
1187            CPU_CFLAGS="-m32"
1188            LDFLAGS="-m32 $LDFLAGS"
1189            cc_i386='$(CC) -m32'
1190            ;;
1191     x86_64)
1192            CPU_CFLAGS="-m64"
1193            LDFLAGS="-m64 $LDFLAGS"
1194            cc_i386='$(CC) -m32'
1195            ;;
1196     x32)
1197            CPU_CFLAGS="-mx32"
1198            LDFLAGS="-mx32 $LDFLAGS"
1199            cc_i386='$(CC) -m32'
1200            ;;
1201     # No special flags required for other host CPUs
1202 esac
1203
1204 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1205 EXTRA_CFLAGS="$CPU_CFLAGS $EXTRA_CFLAGS"
1206
1207 default_target_list=""
1208
1209 mak_wilds=""
1210
1211 if [ "$softmmu" = "yes" ]; then
1212     mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1213 fi
1214 if [ "$linux_user" = "yes" ]; then
1215     mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1216 fi
1217 if [ "$bsd_user" = "yes" ]; then
1218     mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1219 fi
1220
1221 for config in $mak_wilds; do
1222     default_target_list="${default_target_list} $(basename "$config" .mak)"
1223 done
1224
1225 if test x"$show_help" = x"yes" ; then
1226 cat << EOF
1227
1228 Usage: configure [options]
1229 Options: [defaults in brackets after descriptions]
1230
1231 Standard options:
1232   --help                   print this message
1233   --prefix=PREFIX          install in PREFIX [$prefix]
1234   --interp-prefix=PREFIX   where to find shared libraries, etc.
1235                            use %M for cpu name [$interp_prefix]
1236   --target-list=LIST       set target list (default: build everything)
1237 $(echo Available targets: $default_target_list | \
1238   fold -s -w 53 | sed -e 's/^/                           /')
1239
1240 Advanced options (experts only):
1241   --source-path=PATH       path of source code [$source_path]
1242   --cross-prefix=PREFIX    use PREFIX for compile tools [$cross_prefix]
1243   --cc=CC                  use C compiler CC [$cc]
1244   --iasl=IASL              use ACPI compiler IASL [$iasl]
1245   --host-cc=CC             use C compiler CC [$host_cc] for code run at
1246                            build time
1247   --cxx=CXX                use C++ compiler CXX [$cxx]
1248   --objcc=OBJCC            use Objective-C compiler OBJCC [$objcc]
1249   --extra-cflags=CFLAGS    append extra C compiler flags QEMU_CFLAGS
1250   --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS
1251   --make=MAKE              use specified make [$make]
1252   --install=INSTALL        use specified install [$install]
1253   --python=PYTHON          use specified python [$python]
1254   --smbd=SMBD              use specified smbd [$smbd]
1255   --static                 enable static build [$static]
1256   --mandir=PATH            install man pages in PATH
1257   --datadir=PATH           install firmware in PATH$confsuffix
1258   --docdir=PATH            install documentation in PATH$confsuffix
1259   --bindir=PATH            install binaries in PATH
1260   --libdir=PATH            install libraries in PATH
1261   --sysconfdir=PATH        install config in PATH$confsuffix
1262   --localstatedir=PATH     install local state in PATH (set at runtime on win32)
1263   --with-confsuffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir [$confsuffix]
1264   --enable-modules         enable modules support
1265   --enable-debug-tcg       enable TCG debugging
1266   --disable-debug-tcg      disable TCG debugging (default)
1267   --enable-debug-info      enable debugging information (default)
1268   --disable-debug-info     disable debugging information
1269   --enable-debug           enable common debug build options
1270   --enable-sparse          enable sparse checker
1271   --disable-sparse         disable sparse checker (default)
1272   --disable-strip          disable stripping binaries
1273   --disable-werror         disable compilation abort on warning
1274   --disable-stack-protector disable compiler-provided stack protection
1275   --disable-sdl            disable SDL
1276   --enable-sdl             enable SDL
1277   --with-sdlabi            select preferred SDL ABI 1.2 or 2.0
1278   --disable-gtk            disable gtk UI
1279   --enable-gtk             enable gtk UI
1280   --with-gtkabi            select preferred GTK ABI 2.0 or 3.0
1281   --disable-virtfs         disable VirtFS
1282   --enable-virtfs          enable VirtFS
1283   --disable-vnc            disable VNC
1284   --enable-vnc             enable VNC
1285   --disable-cocoa          disable Cocoa (Mac OS X only)
1286   --enable-cocoa           enable Cocoa (default on Mac OS X)
1287   --audio-drv-list=LIST    set audio drivers list:
1288                            Available drivers: $audio_possible_drivers
1289   --block-drv-whitelist=L  Same as --block-drv-rw-whitelist=L
1290   --block-drv-rw-whitelist=L
1291                            set block driver read-write whitelist
1292                            (affects only QEMU, not qemu-img)
1293   --block-drv-ro-whitelist=L
1294                            set block driver read-only whitelist
1295                            (affects only QEMU, not qemu-img)
1296   --disable-xen            disable xen backend driver support
1297   --enable-xen             enable xen backend driver support
1298   --disable-xen-pci-passthrough
1299   --enable-xen-pci-passthrough
1300   --disable-brlapi         disable BrlAPI
1301   --enable-brlapi          enable BrlAPI
1302   --disable-vnc-tls        disable TLS encryption for VNC server
1303   --enable-vnc-tls         enable TLS encryption for VNC server
1304   --disable-vnc-sasl       disable SASL encryption for VNC server
1305   --enable-vnc-sasl        enable SASL encryption for VNC server
1306   --disable-vnc-jpeg       disable JPEG lossy compression for VNC server
1307   --enable-vnc-jpeg        enable JPEG lossy compression for VNC server
1308   --disable-vnc-png        disable PNG compression for VNC server (default)
1309   --enable-vnc-png         enable PNG compression for VNC server
1310   --disable-vnc-ws         disable Websockets support for VNC server
1311   --enable-vnc-ws          enable Websockets support for VNC server
1312   --disable-curses         disable curses output
1313   --enable-curses          enable curses output
1314   --disable-curl           disable curl connectivity
1315   --enable-curl            enable curl connectivity
1316   --disable-fdt            disable fdt device tree
1317   --enable-fdt             enable fdt device tree
1318   --disable-bluez          disable bluez stack connectivity
1319   --enable-bluez           enable bluez stack connectivity
1320   --disable-slirp          disable SLIRP userspace network connectivity
1321   --disable-kvm            disable KVM acceleration support
1322   --enable-kvm             enable KVM acceleration support
1323   --disable-rdma           disable RDMA-based migration support
1324   --enable-rdma            enable RDMA-based migration support
1325   --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1326   --enable-system          enable all system emulation targets
1327   --disable-system         disable all system emulation targets
1328   --enable-user            enable supported user emulation targets
1329   --disable-user           disable all user emulation targets
1330   --enable-linux-user      enable all linux usermode emulation targets
1331   --disable-linux-user     disable all linux usermode emulation targets
1332   --enable-bsd-user        enable all BSD usermode emulation targets
1333   --disable-bsd-user       disable all BSD usermode emulation targets
1334   --enable-guest-base      enable GUEST_BASE support for usermode
1335                            emulation targets
1336   --disable-guest-base     disable GUEST_BASE support
1337   --enable-pie             build Position Independent Executables
1338   --disable-pie            do not build Position Independent Executables
1339   --fmod-lib               path to FMOD library
1340   --fmod-inc               path to FMOD includes
1341   --oss-lib                path to OSS library
1342   --cpu=CPU                Build for host CPU [$cpu]
1343   --disable-uuid           disable uuid support
1344   --enable-uuid            enable uuid support
1345   --disable-vde            disable support for vde network
1346   --enable-vde             enable support for vde network
1347   --disable-netmap         disable support for netmap network
1348   --enable-netmap          enable support for netmap network
1349   --disable-linux-aio      disable Linux AIO support
1350   --enable-linux-aio       enable Linux AIO support
1351   --disable-cap-ng         disable libcap-ng support
1352   --enable-cap-ng          enable libcap-ng support
1353   --disable-attr           disable attr and xattr support
1354   --enable-attr            enable attr and xattr support
1355   --disable-blobs          disable installing provided firmware blobs
1356   --enable-docs            enable documentation build
1357   --disable-docs           disable documentation build
1358   --disable-vhost-net      disable vhost-net acceleration support
1359   --enable-vhost-net       enable vhost-net acceleration support
1360   --enable-trace-backends=B Set trace backend
1361                            Available backends: $($python $source_path/scripts/tracetool.py --list-backends)
1362   --with-trace-file=NAME   Full PATH,NAME of file to store traces
1363                            Default:trace-<pid>
1364   --disable-spice          disable spice
1365   --enable-spice           enable spice
1366   --enable-rbd             enable building the rados block device (rbd)
1367   --disable-libiscsi       disable iscsi support
1368   --enable-libiscsi        enable iscsi support
1369   --disable-libnfs         disable nfs support
1370   --enable-libnfs          enable nfs support
1371   --disable-smartcard-nss  disable smartcard nss support
1372   --enable-smartcard-nss   enable smartcard nss support
1373   --disable-libusb         disable libusb (for usb passthrough)
1374   --enable-libusb          enable libusb (for usb passthrough)
1375   --disable-usb-redir      disable usb network redirection support
1376   --enable-usb-redir       enable usb network redirection support
1377   --enable-lzo             enable the support of lzo compression library
1378   --enable-snappy          enable the support of snappy compression library
1379   --disable-guest-agent    disable building of the QEMU Guest Agent
1380   --enable-guest-agent     enable building of the QEMU Guest Agent
1381   --with-vss-sdk=SDK-path  enable Windows VSS support in QEMU Guest Agent
1382   --with-win-sdk=SDK-path  path to Windows Platform SDK (to build VSS .tlb)
1383   --disable-seccomp        disable seccomp support
1384   --enable-seccomp         enable seccomp support
1385   --with-coroutine=BACKEND coroutine backend. Supported options:
1386                            gthread, ucontext, sigaltstack, windows
1387   --disable-coroutine-pool disable coroutine freelist (worse performance)
1388   --enable-coroutine-pool  enable coroutine freelist (better performance)
1389   --enable-glusterfs       enable GlusterFS backend
1390   --disable-glusterfs      disable GlusterFS backend
1391   --enable-archipelago     enable Archipelago backend
1392   --disable-archipelago    disable Archipelago backend
1393   --enable-gcov            enable test coverage analysis with gcov
1394   --gcov=GCOV              use specified gcov [$gcov_tool]
1395   --disable-tpm            disable TPM support
1396   --enable-tpm             enable TPM support
1397   --disable-libssh2        disable ssh block device support
1398   --enable-libssh2         enable ssh block device support
1399   --disable-vhdx           disable support for the Microsoft VHDX image format
1400   --enable-vhdx            enable support for the Microsoft VHDX image format
1401   --disable-quorum         disable quorum block filter support
1402   --enable-quorum          enable quorum block filter support
1403   --disable-numa           disable libnuma support
1404   --enable-numa            enable libnuma support
1405
1406 NOTE: The object files are built at the place where configure is launched
1407 EOF
1408 exit 0
1409 fi
1410
1411 # Now we have handled --enable-tcg-interpreter and know we're not just
1412 # printing the help message, bail out if the host CPU isn't supported.
1413 if test "$ARCH" = "unknown"; then
1414     if test "$tcg_interpreter" = "yes" ; then
1415         echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1416         ARCH=tci
1417     else
1418         error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1419     fi
1420 fi
1421
1422 # Consult white-list to determine whether to enable werror
1423 # by default.  Only enable by default for git builds
1424 z_version=`cut -f3 -d. $source_path/VERSION`
1425
1426 if test -z "$werror" ; then
1427     if test -d "$source_path/.git" -a \
1428         "$linux" = "yes" ; then
1429         werror="yes"
1430     else
1431         werror="no"
1432     fi
1433 fi
1434
1435 # check that the C compiler works.
1436 cat > $TMPC <<EOF
1437 int main(void) { return 0; }
1438 EOF
1439
1440 if compile_object ; then
1441   : C compiler works ok
1442 else
1443     error_exit "\"$cc\" either does not exist or does not work"
1444 fi
1445
1446 # Check that the C++ compiler exists and works with the C compiler
1447 if has $cxx; then
1448     cat > $TMPC <<EOF
1449 int c_function(void);
1450 int main(void) { return c_function(); }
1451 EOF
1452
1453     compile_object
1454
1455     cat > $TMPCXX <<EOF
1456 extern "C" {
1457    int c_function(void);
1458 }
1459 int c_function(void) { return 42; }
1460 EOF
1461
1462     update_cxxflags
1463
1464     if do_cxx $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $LDFLAGS; then
1465         # C++ compiler $cxx works ok with C compiler $cc
1466         :
1467     else
1468         echo "C++ compiler $cxx does not work with C compiler $cc"
1469         echo "Disabling C++ specific optional code"
1470         cxx=
1471     fi
1472 else
1473     echo "No C++ compiler available; disabling C++ specific optional code"
1474     cxx=
1475 fi
1476
1477 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
1478 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
1479 gcc_flags="-Wmissing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
1480 gcc_flags="-Wendif-labels $gcc_flags"
1481 gcc_flags="-Wno-initializer-overrides $gcc_flags"
1482 gcc_flags="-Wno-string-plus-int $gcc_flags"
1483 # Note that we do not add -Werror to gcc_flags here, because that would
1484 # enable it for all configure tests. If a configure test failed due
1485 # to -Werror this would just silently disable some features,
1486 # so it's too error prone.
1487 cat > $TMPC << EOF
1488 int main(void) { return 0; }
1489 EOF
1490 for flag in $gcc_flags; do
1491     # Use the positive sense of the flag when testing for -Wno-wombat
1492     # support (gcc will happily accept the -Wno- form of unknown
1493     # warning options).
1494     optflag="$(echo $flag | sed -e 's/^-Wno-/-W/')"
1495     if compile_prog "-Werror $optflag" "" ; then
1496         QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1497     fi
1498 done
1499
1500 if test "$stack_protector" != "no"; then
1501   gcc_flags="-fstack-protector-strong -fstack-protector-all"
1502   sp_on=0
1503   for flag in $gcc_flags; do
1504     # We need to check both a compile and a link, since some compiler
1505     # setups fail only on a .c->.o compile and some only at link time
1506     if do_cc $QEMU_CFLAGS -Werror $flag -c -o $TMPO $TMPC &&
1507        compile_prog "-Werror $flag" ""; then
1508       QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1509       LIBTOOLFLAGS="$LIBTOOLFLAGS -Wc,$flag"
1510       sp_on=1
1511       break
1512     fi
1513   done
1514   if test "$stack_protector" = yes; then
1515     if test $sp_on = 0; then
1516       error_exit "Stack protector not supported"
1517     fi
1518   fi
1519 fi
1520
1521 # Workaround for http://gcc.gnu.org/PR55489.  Happens with -fPIE/-fPIC and
1522 # large functions that use global variables.  The bug is in all releases of
1523 # GCC, but it became particularly acute in 4.6.x and 4.7.x.  It is fixed in
1524 # 4.7.3 and 4.8.0.  We should be able to delete this at the end of 2013.
1525 cat > $TMPC << EOF
1526 #if __GNUC__ == 4 && (__GNUC_MINOR__ == 6 || (__GNUC_MINOR__ == 7 && __GNUC_PATCHLEVEL__ <= 2))
1527 int main(void) { return 0; }
1528 #else
1529 #error No bug in this compiler.
1530 #endif
1531 EOF
1532 if compile_prog "-Werror -fno-gcse" "" ; then
1533   TRANSLATE_OPT_CFLAGS=-fno-gcse
1534 fi
1535
1536 if test "$static" = "yes" ; then
1537   if test "$modules" = "yes" ; then
1538     error_exit "static and modules are mutually incompatible"
1539   fi
1540   if test "$pie" = "yes" ; then
1541     error_exit "static and pie are mutually incompatible"
1542   else
1543     pie="no"
1544   fi
1545 fi
1546
1547 if test "$pie" = ""; then
1548   case "$cpu-$targetos" in
1549     i386-Linux|x86_64-Linux|x32-Linux|i386-OpenBSD|x86_64-OpenBSD)
1550       ;;
1551     *)
1552       pie="no"
1553       ;;
1554   esac
1555 fi
1556
1557 if test "$pie" != "no" ; then
1558   cat > $TMPC << EOF
1559
1560 #ifdef __linux__
1561 #  define THREAD __thread
1562 #else
1563 #  define THREAD
1564 #endif
1565
1566 static THREAD int tls_var;
1567
1568 int main(void) { return tls_var; }
1569
1570 EOF
1571   if compile_prog "-fPIE -DPIE" "-pie"; then
1572     QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
1573     LDFLAGS="-pie $LDFLAGS"
1574     pie="yes"
1575     if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
1576       LDFLAGS="-Wl,-z,relro -Wl,-z,now $LDFLAGS"
1577     fi
1578   else
1579     if test "$pie" = "yes"; then
1580       error_exit "PIE not available due to missing toolchain support"
1581     else
1582       echo "Disabling PIE due to missing toolchain support"
1583       pie="no"
1584     fi
1585   fi
1586
1587   if compile_prog "-fno-pie" "-nopie"; then
1588     CFLAGS_NOPIE="-fno-pie"
1589     LDFLAGS_NOPIE="-nopie"
1590   fi
1591 fi
1592
1593 # check for broken gcc and libtool in RHEL5
1594 if test -n "$libtool" -a "$pie" != "no" ; then
1595   cat > $TMPC <<EOF
1596
1597 void *f(unsigned char *buf, int len);
1598 void *g(unsigned char *buf, int len);
1599
1600 void *
1601 f(unsigned char *buf, int len)
1602 {
1603     return (void*)0L;
1604 }
1605
1606 void *
1607 g(unsigned char *buf, int len)
1608 {
1609     return f(buf, len);
1610 }
1611
1612 EOF
1613   if ! libtool_prog; then
1614     echo "Disabling libtool due to broken toolchain support"
1615     libtool=
1616   fi
1617 fi
1618
1619 ##########################################
1620 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
1621 # use i686 as default anyway, but for those that don't, an explicit
1622 # specification is necessary
1623
1624 if test "$cpu" = "i386"; then
1625   cat > $TMPC << EOF
1626 static int sfaa(int *ptr)
1627 {
1628   return __sync_fetch_and_and(ptr, 0);
1629 }
1630
1631 int main(void)
1632 {
1633   int val = 42;
1634   val = __sync_val_compare_and_swap(&val, 0, 1);
1635   sfaa(&val);
1636   return val;
1637 }
1638 EOF
1639   if ! compile_prog "" "" ; then
1640     QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
1641   fi
1642 fi
1643
1644 #########################################
1645 # Solaris specific configure tool chain decisions
1646
1647 if test "$solaris" = "yes" ; then
1648   if has $install; then
1649     :
1650   else
1651     error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
1652         "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
1653         "to get ginstall which is used by default (which lives in /opt/csw/bin)"
1654   fi
1655   if test "`path_of $install`" = "/usr/sbin/install" ; then
1656     error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
1657         "try ginstall from the GNU fileutils available from www.blastwave.org" \
1658         "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
1659   fi
1660   if has ar; then
1661     :
1662   else
1663     if test -f /usr/ccs/bin/ar ; then
1664       error_exit "No path includes ar" \
1665           "Add /usr/ccs/bin to your path and rerun configure"
1666     fi
1667     error_exit "No path includes ar"
1668   fi
1669 fi
1670
1671 if test -z "${target_list+xxx}" ; then
1672     target_list="$default_target_list"
1673 else
1674     target_list=`echo "$target_list" | sed -e 's/,/ /g'`
1675 fi
1676
1677 # Check that we recognised the target name; this allows a more
1678 # friendly error message than if we let it fall through.
1679 for target in $target_list; do
1680     case " $default_target_list " in
1681         *" $target "*)
1682             ;;
1683         *)
1684             error_exit "Unknown target name '$target'"
1685             ;;
1686     esac
1687 done
1688
1689 # see if system emulation was really requested
1690 case " $target_list " in
1691   *"-softmmu "*) softmmu=yes
1692   ;;
1693   *) softmmu=no
1694   ;;
1695 esac
1696
1697 feature_not_found() {
1698   feature=$1
1699   remedy=$2
1700
1701   error_exit "User requested feature $feature" \
1702       "configure was not able to find it." \
1703       "$remedy"
1704 }
1705
1706 # ---
1707 # big/little endian test
1708 cat > $TMPC << EOF
1709 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
1710 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
1711 extern int foo(short *, short *);
1712 int main(int argc, char *argv[]) {
1713     return foo(big_endian, little_endian);
1714 }
1715 EOF
1716
1717 if compile_object ; then
1718     if grep -q BiGeNdIaN $TMPO ; then
1719         bigendian="yes"
1720     elif grep -q LiTtLeEnDiAn $TMPO ; then
1721         bigendian="no"
1722     else
1723         echo big/little test failed
1724     fi
1725 else
1726     echo big/little test failed
1727 fi
1728
1729 ##########################################
1730 # L2TPV3 probe
1731
1732 cat > $TMPC <<EOF
1733 #include <sys/socket.h>
1734 #include <linux/ip.h>
1735 int main(void) { return sizeof(struct mmsghdr); }
1736 EOF
1737 if compile_prog "" "" ; then
1738   l2tpv3=yes
1739 else
1740   l2tpv3=no
1741 fi
1742
1743 ##########################################
1744 # pkg-config probe
1745
1746 if ! has "$pkg_config_exe"; then
1747   error_exit "pkg-config binary '$pkg_config_exe' not found"
1748 fi
1749
1750 ##########################################
1751 # NPTL probe
1752
1753 if test "$linux_user" = "yes"; then
1754   cat > $TMPC <<EOF
1755 #include <sched.h>
1756 #include <linux/futex.h>
1757 int main(void) {
1758 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
1759 #error bork
1760 #endif
1761   return 0;
1762 }
1763 EOF
1764   if ! compile_object ; then
1765     feature_not_found "nptl" "Install glibc and linux kernel headers."
1766   fi
1767 fi
1768
1769 ##########################################
1770 # zlib check
1771
1772 if test "$zlib" != "no" ; then
1773     cat > $TMPC << EOF
1774 #include <zlib.h>
1775 int main(void) { zlibVersion(); return 0; }
1776 EOF
1777     if compile_prog "" "-lz" ; then
1778         :
1779     else
1780         error_exit "zlib check failed" \
1781             "Make sure to have the zlib libs and headers installed."
1782     fi
1783 fi
1784 LIBS="$LIBS -lz"
1785
1786 ##########################################
1787 # lzo check
1788
1789 if test "$lzo" != "no" ; then
1790     cat > $TMPC << EOF
1791 #include <lzo/lzo1x.h>
1792 int main(void) { lzo_version(); return 0; }
1793 EOF
1794     if compile_prog "" "-llzo2" ; then
1795         libs_softmmu="$libs_softmmu -llzo2"
1796         lzo="yes"
1797     else
1798         if test "$lzo" = "yes"; then
1799             feature_not_found "liblzo2" "Install liblzo2 devel"
1800         fi
1801         lzo="no"
1802     fi
1803 fi
1804
1805 ##########################################
1806 # snappy check
1807
1808 if test "$snappy" != "no" ; then
1809     cat > $TMPC << EOF
1810 #include <snappy-c.h>
1811 int main(void) { snappy_max_compressed_length(4096); return 0; }
1812 EOF
1813     if compile_prog "" "-lsnappy" ; then
1814         libs_softmmu="$libs_softmmu -lsnappy"
1815         snappy="yes"
1816     else
1817         if test "$snappy" = "yes"; then
1818             feature_not_found "libsnappy" "Install libsnappy devel"
1819         fi
1820         snappy="no"
1821     fi
1822 fi
1823
1824 ##########################################
1825 # libseccomp check
1826
1827 if test "$seccomp" != "no" ; then
1828     if $pkg_config --atleast-version=2.1.0 libseccomp; then
1829         libs_softmmu="$libs_softmmu `$pkg_config --libs libseccomp`"
1830         QEMU_CFLAGS="$QEMU_CFLAGS `$pkg_config --cflags libseccomp`"
1831         seccomp="yes"
1832     else
1833         if test "$seccomp" = "yes"; then
1834             feature_not_found "libseccomp" "Install libseccomp devel >= 2.1.0"
1835         fi
1836         seccomp="no"
1837     fi
1838 fi
1839 ##########################################
1840 # xen probe
1841
1842 if test "$xen" != "no" ; then
1843   xen_libs="-lxenstore -lxenctrl -lxenguest"
1844
1845   # First we test whether Xen headers and libraries are available.
1846   # If no, we are done and there is no Xen support.
1847   # If yes, more tests are run to detect the Xen version.
1848
1849   # Xen (any)
1850   cat > $TMPC <<EOF
1851 #include <xenctrl.h>
1852 int main(void) {
1853   return 0;
1854 }
1855 EOF
1856   if ! compile_prog "" "$xen_libs" ; then
1857     # Xen not found
1858     if test "$xen" = "yes" ; then
1859       feature_not_found "xen" "Install xen devel"
1860     fi
1861     xen=no
1862
1863   # Xen unstable
1864   elif
1865       cat > $TMPC <<EOF &&
1866 #include <xenctrl.h>
1867 #include <xenstore.h>
1868 #include <stdint.h>
1869 #include <xen/hvm/hvm_info_table.h>
1870 #if !defined(HVM_MAX_VCPUS)
1871 # error HVM_MAX_VCPUS not defined
1872 #endif
1873 int main(void) {
1874   xc_interface *xc;
1875   xs_daemon_open();
1876   xc = xc_interface_open(0, 0, 0);
1877   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1878   xc_gnttab_open(NULL, 0);
1879   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1880   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
1881   return 0;
1882 }
1883 EOF
1884       compile_prog "" "$xen_libs"
1885     then
1886     xen_ctrl_version=420
1887     xen=yes
1888
1889   elif
1890       cat > $TMPC <<EOF &&
1891 #include <xenctrl.h>
1892 #include <xs.h>
1893 #include <stdint.h>
1894 #include <xen/hvm/hvm_info_table.h>
1895 #if !defined(HVM_MAX_VCPUS)
1896 # error HVM_MAX_VCPUS not defined
1897 #endif
1898 int main(void) {
1899   xs_daemon_open();
1900   xc_interface_open(0, 0, 0);
1901   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1902   xc_gnttab_open(NULL, 0);
1903   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1904   return 0;
1905 }
1906 EOF
1907       compile_prog "" "$xen_libs"
1908     then
1909     xen_ctrl_version=410
1910     xen=yes
1911
1912   # Xen 4.0.0
1913   elif
1914       cat > $TMPC <<EOF &&
1915 #include <xenctrl.h>
1916 #include <xs.h>
1917 #include <stdint.h>
1918 #include <xen/hvm/hvm_info_table.h>
1919 #if !defined(HVM_MAX_VCPUS)
1920 # error HVM_MAX_VCPUS not defined
1921 #endif
1922 int main(void) {
1923   struct xen_add_to_physmap xatp = {
1924     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1925   };
1926   xs_daemon_open();
1927   xc_interface_open();
1928   xc_gnttab_open();
1929   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1930   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1931   return 0;
1932 }
1933 EOF
1934       compile_prog "" "$xen_libs"
1935     then
1936     xen_ctrl_version=400
1937     xen=yes
1938
1939   # Xen 3.4.0
1940   elif
1941       cat > $TMPC <<EOF &&
1942 #include <xenctrl.h>
1943 #include <xs.h>
1944 int main(void) {
1945   struct xen_add_to_physmap xatp = {
1946     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1947   };
1948   xs_daemon_open();
1949   xc_interface_open();
1950   xc_gnttab_open();
1951   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1952   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1953   return 0;
1954 }
1955 EOF
1956       compile_prog "" "$xen_libs"
1957     then
1958     xen_ctrl_version=340
1959     xen=yes
1960
1961   # Xen 3.3.0
1962   elif
1963       cat > $TMPC <<EOF &&
1964 #include <xenctrl.h>
1965 #include <xs.h>
1966 int main(void) {
1967   xs_daemon_open();
1968   xc_interface_open();
1969   xc_gnttab_open();
1970   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1971   return 0;
1972 }
1973 EOF
1974       compile_prog "" "$xen_libs"
1975     then
1976     xen_ctrl_version=330
1977     xen=yes
1978
1979   # Xen version unsupported
1980   else
1981     if test "$xen" = "yes" ; then
1982       feature_not_found "xen (unsupported version)" "Install supported xen (e.g. 4.0, 3.4, 3.3)"
1983     fi
1984     xen=no
1985   fi
1986
1987   if test "$xen" = yes; then
1988     libs_softmmu="$xen_libs $libs_softmmu"
1989   fi
1990 fi
1991
1992 if test "$xen_pci_passthrough" != "no"; then
1993   if test "$xen" = "yes" && test "$linux" = "yes" &&
1994     test "$xen_ctrl_version" -ge 340; then
1995     xen_pci_passthrough=yes
1996   else
1997     if test "$xen_pci_passthrough" = "yes"; then
1998       if test "$xen_ctrl_version" -lt 340; then
1999         error_exit "User requested feature Xen PCI Passthrough" \
2000             "This feature does not work with Xen 3.3"
2001       fi
2002       error_exit "User requested feature Xen PCI Passthrough" \
2003           " but this feature requires /sys from Linux"
2004     fi
2005     xen_pci_passthrough=no
2006   fi
2007 fi
2008
2009 ##########################################
2010 # libtool probe
2011
2012 if ! has $libtool; then
2013     libtool=
2014 fi
2015
2016 # MacOSX ships with a libtool which isn't the GNU one; weed this
2017 # out by checking whether libtool supports the --version switch
2018 if test -n "$libtool"; then
2019   if ! "$libtool" --version >/dev/null 2>&1; then
2020     libtool=
2021   fi
2022 fi
2023
2024 ##########################################
2025 # Sparse probe
2026 if test "$sparse" != "no" ; then
2027   if has cgcc; then
2028     sparse=yes
2029   else
2030     if test "$sparse" = "yes" ; then
2031       feature_not_found "sparse" "Install sparse binary"
2032     fi
2033     sparse=no
2034   fi
2035 fi
2036
2037 ##########################################
2038 # GTK probe
2039
2040 if test "$gtkabi" = ""; then
2041     # The GTK ABI was not specified explicitly, so try whether 2.0 is available.
2042     # Use 3.0 as a fallback if that is available.
2043     if $pkg_config --exists "gtk+-2.0 >= 2.18.0"; then
2044         gtkabi=2.0
2045     elif $pkg_config --exists "gtk+-3.0 >= 3.0.0"; then
2046         gtkabi=3.0
2047     else
2048         gtkabi=2.0
2049     fi
2050 fi
2051
2052 if test "$gtk" != "no"; then
2053     gtkpackage="gtk+-$gtkabi"
2054     gtkx11package="gtk+-x11-$gtkabi"
2055     if test "$gtkabi" = "3.0" ; then
2056       gtkversion="3.0.0"
2057     else
2058       gtkversion="2.18.0"
2059     fi
2060     if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
2061         gtk_cflags=`$pkg_config --cflags $gtkpackage`
2062         gtk_libs=`$pkg_config --libs $gtkpackage`
2063         if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
2064             gtk_libs="$gtk_libs -lX11"
2065         fi
2066         libs_softmmu="$gtk_libs $libs_softmmu"
2067         gtk="yes"
2068     elif test "$gtk" = "yes"; then
2069         feature_not_found "gtk" "Install gtk2 or gtk3 devel"
2070     else
2071         gtk="no"
2072     fi
2073 fi
2074
2075 ##########################################
2076 # VTE probe
2077
2078 if test "$vte" != "no"; then
2079     if test "$gtkabi" = "3.0"; then
2080       vtepackage="vte-2.90"
2081       vteversion="0.32.0"
2082     else
2083       vtepackage="vte"
2084       vteversion="0.24.0"
2085     fi
2086     if $pkg_config --exists "$vtepackage >= $vteversion"; then
2087         vte_cflags=`$pkg_config --cflags $vtepackage`
2088         vte_libs=`$pkg_config --libs $vtepackage`
2089         libs_softmmu="$vte_libs $libs_softmmu"
2090         vte="yes"
2091     elif test "$vte" = "yes"; then
2092         if test "$gtkabi" = "3.0"; then
2093             feature_not_found "vte" "Install libvte-2.90 devel"
2094         else
2095             feature_not_found "vte" "Install libvte devel"
2096         fi
2097     else
2098         vte="no"
2099     fi
2100 fi
2101
2102 ##########################################
2103 # SDL probe
2104
2105 # Look for sdl configuration program (pkg-config or sdl-config).  Try
2106 # sdl-config even without cross prefix, and favour pkg-config over sdl-config.
2107
2108 if test $sdlabi = "2.0"; then
2109     sdl_config=$sdl2_config
2110     sdlname=sdl2
2111     sdlconfigname=sdl2_config
2112 else
2113     sdlname=sdl
2114     sdlconfigname=sdl_config
2115 fi
2116
2117 if test "`basename $sdl_config`" != $sdlconfigname && ! has ${sdl_config}; then
2118   sdl_config=$sdlconfigname
2119 fi
2120
2121 if $pkg_config $sdlname --exists; then
2122   sdlconfig="$pkg_config $sdlname"
2123   _sdlversion=`$sdlconfig --modversion 2>/dev/null | sed 's/[^0-9]//g'`
2124 elif has ${sdl_config}; then
2125   sdlconfig="$sdl_config"
2126   _sdlversion=`$sdlconfig --version | sed 's/[^0-9]//g'`
2127 else
2128   if test "$sdl" = "yes" ; then
2129     feature_not_found "sdl" "Install SDL devel"
2130   fi
2131   sdl=no
2132 fi
2133 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl-config; then
2134   echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
2135 fi
2136
2137 sdl_too_old=no
2138 if test "$sdl" != "no" ; then
2139   cat > $TMPC << EOF
2140 #include <SDL.h>
2141 #undef main /* We don't want SDL to override our main() */
2142 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
2143 EOF
2144   sdl_cflags=`$sdlconfig --cflags 2> /dev/null`
2145   if test "$static" = "yes" ; then
2146     sdl_libs=`$sdlconfig --static-libs 2>/dev/null`
2147   else
2148     sdl_libs=`$sdlconfig --libs 2> /dev/null`
2149   fi
2150   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2151     if test "$_sdlversion" -lt 121 ; then
2152       sdl_too_old=yes
2153     else
2154       if test "$cocoa" = "no" ; then
2155         sdl=yes
2156       fi
2157     fi
2158
2159     # static link with sdl ? (note: sdl.pc's --static --libs is broken)
2160     if test "$sdl" = "yes" -a "$static" = "yes" ; then
2161       if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
2162          sdl_libs="$sdl_libs `aalib-config --static-libs 2>/dev/null`"
2163          sdl_cflags="$sdl_cflags `aalib-config --cflags 2>/dev/null`"
2164       fi
2165       if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2166         :
2167       else
2168         sdl=no
2169       fi
2170     fi # static link
2171   else # sdl not found
2172     if test "$sdl" = "yes" ; then
2173       feature_not_found "sdl" "Install SDL devel"
2174     fi
2175     sdl=no
2176   fi # sdl compile test
2177 fi
2178
2179 if test "$sdl" = "yes" ; then
2180   cat > $TMPC <<EOF
2181 #include <SDL.h>
2182 #if defined(SDL_VIDEO_DRIVER_X11)
2183 #include <X11/XKBlib.h>
2184 #else
2185 #error No x11 support
2186 #endif
2187 int main(void) { return 0; }
2188 EOF
2189   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2190     sdl_libs="$sdl_libs -lX11"
2191   fi
2192   libs_softmmu="$sdl_libs $libs_softmmu"
2193 fi
2194
2195 ##########################################
2196 # RDMA needs OpenFabrics libraries
2197 if test "$rdma" != "no" ; then
2198   cat > $TMPC <<EOF
2199 #include <rdma/rdma_cma.h>
2200 int main(void) { return 0; }
2201 EOF
2202   rdma_libs="-lrdmacm -libverbs"
2203   if compile_prog "" "$rdma_libs" ; then
2204     rdma="yes"
2205     libs_softmmu="$libs_softmmu $rdma_libs"
2206   else
2207     if test "$rdma" = "yes" ; then
2208         error_exit \
2209             " OpenFabrics librdmacm/libibverbs not present." \
2210             " Your options:" \
2211             "  (1) Fast: Install infiniband packages from your distro." \
2212             "  (2) Cleanest: Install libraries from www.openfabrics.org" \
2213             "  (3) Also: Install softiwarp if you don't have RDMA hardware"
2214     fi
2215     rdma="no"
2216   fi
2217 fi
2218
2219 ##########################################
2220 # VNC TLS/WS detection
2221 if test "$vnc" = "yes" -a \( "$vnc_tls" != "no" -o "$vnc_ws" != "no" \) ; then
2222   cat > $TMPC <<EOF
2223 #include <gnutls/gnutls.h>
2224 int main(void) { gnutls_session_t s; gnutls_init(&s, GNUTLS_SERVER); return 0; }
2225 EOF
2226   vnc_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
2227   vnc_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
2228   if compile_prog "$vnc_tls_cflags" "$vnc_tls_libs" ; then
2229     if test "$vnc_tls" != "no" ; then
2230       vnc_tls=yes
2231     fi
2232     if test "$vnc_ws" != "no" ; then
2233       vnc_ws=yes
2234     fi
2235     libs_softmmu="$vnc_tls_libs $libs_softmmu"
2236     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_tls_cflags"
2237   else
2238     if test "$vnc_tls" = "yes" ; then
2239       feature_not_found "vnc-tls" "Install gnutls devel"
2240     fi
2241     if test "$vnc_ws" = "yes" ; then
2242       feature_not_found "vnc-ws" "Install gnutls devel"
2243     fi
2244     vnc_tls=no
2245     vnc_ws=no
2246   fi
2247 fi
2248
2249 ##########################################
2250 # Quorum probe (check for gnutls)
2251 if test "$quorum" != "no" ; then
2252 cat > $TMPC <<EOF
2253 #include <gnutls/gnutls.h>
2254 #include <gnutls/crypto.h>
2255 int main(void) {char data[4096], digest[32];
2256 gnutls_hash_fast(GNUTLS_DIG_SHA256, data, 4096, digest);
2257 return 0;
2258 }
2259 EOF
2260 quorum_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
2261 quorum_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
2262 if compile_prog "$quorum_tls_cflags" "$quorum_tls_libs" ; then
2263   qcow_tls=yes
2264   libs_softmmu="$quorum_tls_libs $libs_softmmu"
2265   libs_tools="$quorum_tls_libs $libs_softmmu"
2266   QEMU_CFLAGS="$QEMU_CFLAGS $quorum_tls_cflags"
2267   quorum="yes"
2268 else
2269   if test "$quorum" = "yes"; then
2270     feature_not_found "gnutls" "gnutls > 2.10.0 required to compile Quorum"
2271   fi
2272   quorum="no"
2273 fi
2274 fi
2275
2276 ##########################################
2277 # VNC SASL detection
2278 if test "$vnc" = "yes" -a "$vnc_sasl" != "no" ; then
2279   cat > $TMPC <<EOF
2280 #include <sasl/sasl.h>
2281 #include <stdio.h>
2282 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
2283 EOF
2284   # Assuming Cyrus-SASL installed in /usr prefix
2285   vnc_sasl_cflags=""
2286   vnc_sasl_libs="-lsasl2"
2287   if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
2288     vnc_sasl=yes
2289     libs_softmmu="$vnc_sasl_libs $libs_softmmu"
2290     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
2291   else
2292     if test "$vnc_sasl" = "yes" ; then
2293       feature_not_found "vnc-sasl" "Install Cyrus SASL devel"
2294     fi
2295     vnc_sasl=no
2296   fi
2297 fi
2298
2299 ##########################################
2300 # VNC JPEG detection
2301 if test "$vnc" = "yes" -a "$vnc_jpeg" != "no" ; then
2302 cat > $TMPC <<EOF
2303 #include <stdio.h>
2304 #include <jpeglib.h>
2305 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
2306 EOF
2307     vnc_jpeg_cflags=""
2308     vnc_jpeg_libs="-ljpeg"
2309   if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
2310     vnc_jpeg=yes
2311     libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
2312     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
2313   else
2314     if test "$vnc_jpeg" = "yes" ; then
2315       feature_not_found "vnc-jpeg" "Install libjpeg-turbo devel"
2316     fi
2317     vnc_jpeg=no
2318   fi
2319 fi
2320
2321 ##########################################
2322 # VNC PNG detection
2323 if test "$vnc" = "yes" -a "$vnc_png" != "no" ; then
2324 cat > $TMPC <<EOF
2325 //#include <stdio.h>
2326 #include <png.h>
2327 #include <stddef.h>
2328 int main(void) {
2329     png_structp png_ptr;
2330     png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
2331     return png_ptr != 0;
2332 }
2333 EOF
2334   if $pkg_config libpng --exists; then
2335     vnc_png_cflags=`$pkg_config libpng --cflags`
2336     vnc_png_libs=`$pkg_config libpng --libs`
2337   else
2338     vnc_png_cflags=""
2339     vnc_png_libs="-lpng"
2340   fi
2341   if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
2342     vnc_png=yes
2343     libs_softmmu="$vnc_png_libs $libs_softmmu"
2344     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
2345   else
2346     if test "$vnc_png" = "yes" ; then
2347       feature_not_found "vnc-png" "Install libpng devel"
2348     fi
2349     vnc_png=no
2350   fi
2351 fi
2352
2353 ##########################################
2354 # fnmatch() probe, used for ACL routines
2355 fnmatch="no"
2356 cat > $TMPC << EOF
2357 #include <fnmatch.h>
2358 int main(void)
2359 {
2360     fnmatch("foo", "foo", 0);
2361     return 0;
2362 }
2363 EOF
2364 if compile_prog "" "" ; then
2365    fnmatch="yes"
2366 fi
2367
2368 ##########################################
2369 # uuid_generate() probe, used for vdi block driver
2370 # Note that on some systems (notably MacOSX) no extra library
2371 # need be linked to get the uuid functions.
2372 if test "$uuid" != "no" ; then
2373   uuid_libs="-luuid"
2374   cat > $TMPC << EOF
2375 #include <uuid/uuid.h>
2376 int main(void)
2377 {
2378     uuid_t my_uuid;
2379     uuid_generate(my_uuid);
2380     return 0;
2381 }
2382 EOF
2383   if compile_prog "" "" ; then
2384     uuid="yes"
2385   elif compile_prog "" "$uuid_libs" ; then
2386     uuid="yes"
2387     libs_softmmu="$uuid_libs $libs_softmmu"
2388     libs_tools="$uuid_libs $libs_tools"
2389   else
2390     if test "$uuid" = "yes" ; then
2391       feature_not_found "uuid" "Install libuuid devel"
2392     fi
2393     uuid=no
2394   fi
2395 fi
2396
2397 if test "$vhdx" = "yes" ; then
2398     if test "$uuid" = "no" ; then
2399         error_exit "uuid required for VHDX support"
2400     fi
2401 elif test "$vhdx" != "no" ; then
2402     if test "$uuid" = "yes" ; then
2403         vhdx=yes
2404     else
2405         vhdx=no
2406     fi
2407 fi
2408
2409 ##########################################
2410 # xfsctl() probe, used for raw-posix
2411 if test "$xfs" != "no" ; then
2412   cat > $TMPC << EOF
2413 #include <stddef.h>  /* NULL */
2414 #include <xfs/xfs.h>
2415 int main(void)
2416 {
2417     xfsctl(NULL, 0, 0, NULL);
2418     return 0;
2419 }
2420 EOF
2421   if compile_prog "" "" ; then
2422     xfs="yes"
2423   else
2424     if test "$xfs" = "yes" ; then
2425       feature_not_found "xfs" "Instal xfsprogs/xfslibs devel"
2426     fi
2427     xfs=no
2428   fi
2429 fi
2430
2431 ##########################################
2432 # vde libraries probe
2433 if test "$vde" != "no" ; then
2434   vde_libs="-lvdeplug"
2435   cat > $TMPC << EOF
2436 #include <libvdeplug.h>
2437 int main(void)
2438 {
2439     struct vde_open_args a = {0, 0, 0};
2440     char s[] = "";
2441     vde_open(s, s, &a);
2442     return 0;
2443 }
2444 EOF
2445   if compile_prog "" "$vde_libs" ; then
2446     vde=yes
2447     libs_softmmu="$vde_libs $libs_softmmu"
2448     libs_tools="$vde_libs $libs_tools"
2449   else
2450     if test "$vde" = "yes" ; then
2451       feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
2452     fi
2453     vde=no
2454   fi
2455 fi
2456
2457 ##########################################
2458 # netmap support probe
2459 # Apart from looking for netmap headers, we make sure that the host API version
2460 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
2461 # a minor/major version number. Minor new features will be marked with values up
2462 # to 15, and if something happens that requires a change to the backend we will
2463 # move above 15, submit the backend fixes and modify this two bounds.
2464 if test "$netmap" != "no" ; then
2465   cat > $TMPC << EOF
2466 #include <inttypes.h>
2467 #include <net/if.h>
2468 #include <net/netmap.h>
2469 #include <net/netmap_user.h>
2470 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2471 #error
2472 #endif
2473 int main(void) { return 0; }
2474 EOF
2475   if compile_prog "" "" ; then
2476     netmap=yes
2477   else
2478     if test "$netmap" = "yes" ; then
2479       feature_not_found "netmap"
2480     fi
2481     netmap=no
2482   fi
2483 fi
2484
2485 ##########################################
2486 # libcap-ng library probe
2487 if test "$cap_ng" != "no" ; then
2488   cap_libs="-lcap-ng"
2489   cat > $TMPC << EOF
2490 #include <cap-ng.h>
2491 int main(void)
2492 {
2493     capng_capability_to_name(CAPNG_EFFECTIVE);
2494     return 0;
2495 }
2496 EOF
2497   if compile_prog "" "$cap_libs" ; then
2498     cap_ng=yes
2499     libs_tools="$cap_libs $libs_tools"
2500   else
2501     if test "$cap_ng" = "yes" ; then
2502       feature_not_found "cap_ng" "Install libcap-ng devel"
2503     fi
2504     cap_ng=no
2505   fi
2506 fi
2507
2508 ##########################################
2509 # Sound support libraries probe
2510
2511 audio_drv_probe()
2512 {
2513     drv=$1
2514     hdr=$2
2515     lib=$3
2516     exp=$4
2517     cfl=$5
2518         cat > $TMPC << EOF
2519 #include <$hdr>
2520 int main(void) { $exp }
2521 EOF
2522     if compile_prog "$cfl" "$lib" ; then
2523         :
2524     else
2525         error_exit "$drv check failed" \
2526             "Make sure to have the $drv libs and headers installed."
2527     fi
2528 }
2529
2530 audio_drv_list=`echo "$audio_drv_list" | sed -e 's/,/ /g'`
2531 for drv in $audio_drv_list; do
2532     case $drv in
2533     alsa)
2534     audio_drv_probe $drv alsa/asoundlib.h -lasound \
2535         "return snd_pcm_close((snd_pcm_t *)0);"
2536     libs_softmmu="-lasound $libs_softmmu"
2537     ;;
2538
2539     fmod)
2540     if test -z $fmod_lib || test -z $fmod_inc; then
2541         error_exit "You must specify path to FMOD library and headers" \
2542             "Example: --fmod-inc=/path/include/fmod --fmod-lib=/path/lib/libfmod-3.74.so"
2543     fi
2544     audio_drv_probe $drv fmod.h $fmod_lib "return FSOUND_GetVersion();" "-I $fmod_inc"
2545     libs_softmmu="$fmod_lib $libs_softmmu"
2546     ;;
2547
2548     esd)
2549     audio_drv_probe $drv esd.h -lesd 'return esd_play_stream(0, 0, "", 0);'
2550     libs_softmmu="-lesd $libs_softmmu"
2551     audio_pt_int="yes"
2552     ;;
2553
2554     pa)
2555     audio_drv_probe $drv pulse/mainloop.h "-lpulse" \
2556         "pa_mainloop *m = 0; pa_mainloop_free (m); return 0;"
2557     libs_softmmu="-lpulse $libs_softmmu"
2558     audio_pt_int="yes"
2559     ;;
2560
2561     coreaudio)
2562       libs_softmmu="-framework CoreAudio $libs_softmmu"
2563     ;;
2564
2565     dsound)
2566       libs_softmmu="-lole32 -ldxguid $libs_softmmu"
2567       audio_win_int="yes"
2568     ;;
2569
2570     oss)
2571       libs_softmmu="$oss_lib $libs_softmmu"
2572     ;;
2573
2574     sdl|wav)
2575     # XXX: Probes for CoreAudio, DirectSound, SDL(?)
2576     ;;
2577
2578     winwave)
2579       libs_softmmu="-lwinmm $libs_softmmu"
2580       audio_win_int="yes"
2581     ;;
2582
2583     *)
2584     echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
2585         error_exit "Unknown driver '$drv' selected" \
2586             "Possible drivers are: $audio_possible_drivers"
2587     }
2588     ;;
2589     esac
2590 done
2591
2592 ##########################################
2593 # BrlAPI probe
2594
2595 if test "$brlapi" != "no" ; then
2596   brlapi_libs="-lbrlapi"
2597   cat > $TMPC << EOF
2598 #include <brlapi.h>
2599 #include <stddef.h>
2600 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
2601 EOF
2602   if compile_prog "" "$brlapi_libs" ; then
2603     brlapi=yes
2604     libs_softmmu="$brlapi_libs $libs_softmmu"
2605   else
2606     if test "$brlapi" = "yes" ; then
2607       feature_not_found "brlapi" "Install brlapi devel"
2608     fi
2609     brlapi=no
2610   fi
2611 fi
2612
2613 ##########################################
2614 # curses probe
2615 if test "$curses" != "no" ; then
2616   if test "$mingw32" = "yes" ; then
2617     curses_list="-lpdcurses"
2618   else
2619     curses_list="$($pkg_config --libs ncurses 2>/dev/null):-lncurses:-lcurses"
2620   fi
2621   curses_found=no
2622   cat > $TMPC << EOF
2623 #include <curses.h>
2624 int main(void) {
2625   const char *s = curses_version();
2626   resize_term(0, 0);
2627   return s != 0;
2628 }
2629 EOF
2630   IFS=:
2631   for curses_lib in $curses_list; do
2632     unset IFS
2633     if compile_prog "" "$curses_lib" ; then
2634       curses_found=yes
2635       libs_softmmu="$curses_lib $libs_softmmu"
2636       break
2637     fi
2638   done
2639   unset IFS
2640   if test "$curses_found" = "yes" ; then
2641     curses=yes
2642   else
2643     if test "$curses" = "yes" ; then
2644       feature_not_found "curses" "Install ncurses devel"
2645     fi
2646     curses=no
2647   fi
2648 fi
2649
2650 ##########################################
2651 # curl probe
2652 if test "$curl" != "no" ; then
2653   if $pkg_config libcurl --exists; then
2654     curlconfig="$pkg_config libcurl"
2655   else
2656     curlconfig=curl-config
2657   fi
2658   cat > $TMPC << EOF
2659 #include <curl/curl.h>
2660 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
2661 EOF
2662   curl_cflags=`$curlconfig --cflags 2>/dev/null`
2663   curl_libs=`$curlconfig --libs 2>/dev/null`
2664   if compile_prog "$curl_cflags" "$curl_libs" ; then
2665     curl=yes
2666   else
2667     if test "$curl" = "yes" ; then
2668       feature_not_found "curl" "Install libcurl devel"
2669     fi
2670     curl=no
2671   fi
2672 fi # test "$curl"
2673
2674 ##########################################
2675 # bluez support probe
2676 if test "$bluez" != "no" ; then
2677   cat > $TMPC << EOF
2678 #include <bluetooth/bluetooth.h>
2679 int main(void) { return bt_error(0); }
2680 EOF
2681   bluez_cflags=`$pkg_config --cflags bluez 2> /dev/null`
2682   bluez_libs=`$pkg_config --libs bluez 2> /dev/null`
2683   if compile_prog "$bluez_cflags" "$bluez_libs" ; then
2684     bluez=yes
2685     libs_softmmu="$bluez_libs $libs_softmmu"
2686   else
2687     if test "$bluez" = "yes" ; then
2688       feature_not_found "bluez" "Install bluez-libs/libbluetooth devel"
2689     fi
2690     bluez="no"
2691   fi
2692 fi
2693
2694 ##########################################
2695 # glib support probe
2696
2697 if test "$mingw32" = yes; then
2698     # g_poll is required in order to integrate with the glib main loop.
2699     glib_req_ver=2.20
2700 else
2701     glib_req_ver=2.12
2702 fi
2703 glib_modules=gthread-2.0
2704 if test "$modules" = yes; then
2705     glib_modules="$glib_modules gmodule-2.0"
2706 fi
2707
2708 for i in $glib_modules; do
2709     if $pkg_config --atleast-version=$glib_req_ver $i; then
2710         glib_cflags=`$pkg_config --cflags $i`
2711         glib_libs=`$pkg_config --libs $i`
2712         CFLAGS="$glib_cflags $CFLAGS"
2713         LIBS="$glib_libs $LIBS"
2714         libs_qga="$glib_libs $libs_qga"
2715     else
2716         error_exit "glib-$glib_req_ver $i is required to compile QEMU"
2717     fi
2718 done
2719
2720 # g_test_trap_subprocess added in 2.38. Used by some tests.
2721 glib_subprocess=yes
2722 if ! $pkg_config --atleast-version=2.38 glib-2.0; then
2723     glib_subprocess=no
2724 fi
2725
2726 ##########################################
2727 # SHA command probe for modules
2728 if test "$modules" = yes; then
2729     shacmd_probe="sha1sum sha1 shasum"
2730     for c in $shacmd_probe; do
2731         if which $c >/dev/null 2>&1; then
2732             shacmd="$c"
2733             break
2734         fi
2735     done
2736     if test "$shacmd" = ""; then
2737         error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
2738     fi
2739 fi
2740
2741 ##########################################
2742 # pixman support probe
2743
2744 if test "$pixman" = ""; then
2745   if test "$want_tools" = "no" -a "$softmmu" = "no"; then
2746     pixman="none"
2747   elif $pkg_config --atleast-version=0.21.8 pixman-1 > /dev/null 2>&1; then
2748     pixman="system"
2749   else
2750     pixman="internal"
2751   fi
2752 fi
2753 if test "$pixman" = "none"; then
2754   if test "$want_tools" != "no" -o "$softmmu" != "no"; then
2755     error_exit "pixman disabled but system emulation or tools build" \
2756         "enabled.  You can turn off pixman only if you also" \
2757         "disable all system emulation targets and the tools" \
2758         "build with '--disable-tools --disable-system'."
2759   fi
2760   pixman_cflags=
2761   pixman_libs=
2762 elif test "$pixman" = "system"; then
2763   # pixman version has been checked above
2764   pixman_cflags=`$pkg_config --cflags pixman-1`
2765   pixman_libs=`$pkg_config --libs pixman-1`
2766 else
2767   if test ! -d ${source_path}/pixman/pixman; then
2768     error_exit "pixman >= 0.21.8 not present. Your options:" \
2769         "  (1) Preferred: Install the pixman devel package (any recent" \
2770         "      distro should have packages as Xorg needs pixman too)." \
2771         "  (2) Fetch the pixman submodule, using:" \
2772         "      git submodule update --init pixman"
2773   fi
2774   mkdir -p pixman/pixman
2775   pixman_cflags="-I\$(SRC_PATH)/pixman/pixman -I\$(BUILD_DIR)/pixman/pixman"
2776   pixman_libs="-L\$(BUILD_DIR)/pixman/pixman/.libs -lpixman-1"
2777 fi
2778
2779 ##########################################
2780 # libcap probe
2781
2782 if test "$cap" != "no" ; then
2783   cat > $TMPC <<EOF
2784 #include <stdio.h>
2785 #include <sys/capability.h>
2786 int main(void) { cap_t caps; caps = cap_init(); return caps != NULL; }
2787 EOF
2788   if compile_prog "" "-lcap" ; then
2789     cap=yes
2790   else
2791     cap=no
2792   fi
2793 fi
2794
2795 ##########################################
2796 # pthread probe
2797 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
2798
2799 pthread=no
2800 cat > $TMPC << EOF
2801 #include <pthread.h>
2802 static void *f(void *p) { return NULL; }
2803 int main(void) {
2804   pthread_t thread;
2805   pthread_create(&thread, 0, f, 0);
2806   return 0;
2807 }
2808 EOF
2809 if compile_prog "" "" ; then
2810   pthread=yes
2811 else
2812   for pthread_lib in $PTHREADLIBS_LIST; do
2813     if compile_prog "" "$pthread_lib" ; then
2814       pthread=yes
2815       found=no
2816       for lib_entry in $LIBS; do
2817         if test "$lib_entry" = "$pthread_lib"; then
2818           found=yes
2819           break
2820         fi
2821       done
2822       if test "$found" = "no"; then
2823         LIBS="$pthread_lib $LIBS"
2824       fi
2825       break
2826     fi
2827   done
2828 fi
2829
2830 if test "$mingw32" != yes -a "$pthread" = no; then
2831   error_exit "pthread check failed" \
2832       "Make sure to have the pthread libs and headers installed."
2833 fi
2834
2835 # check for pthread_setname_np
2836 pthread_setname_np=no
2837 cat > $TMPC << EOF
2838 #include <pthread.h>
2839
2840 static void *f(void *p) { return NULL; }
2841 int main(void)
2842 {
2843     pthread_t thread;
2844     pthread_create(&thread, 0, f, 0);
2845     pthread_setname_np(thread, "QEMU");
2846     return 0;
2847 }
2848 EOF
2849 if compile_prog "" "$pthread_lib" ; then
2850   pthread_setname_np=yes
2851 fi
2852
2853 ##########################################
2854 # rbd probe
2855 if test "$rbd" != "no" ; then
2856   cat > $TMPC <<EOF
2857 #include <stdio.h>
2858 #include <rbd/librbd.h>
2859 int main(void) {
2860     rados_t cluster;
2861     rados_create(&cluster, NULL);
2862     return 0;
2863 }
2864 EOF
2865   rbd_libs="-lrbd -lrados"
2866   if compile_prog "" "$rbd_libs" ; then
2867     rbd=yes
2868   else
2869     if test "$rbd" = "yes" ; then
2870       feature_not_found "rados block device" "Install librbd/ceph devel"
2871     fi
2872     rbd=no
2873   fi
2874 fi
2875
2876 ##########################################
2877 # libssh2 probe
2878 min_libssh2_version=1.2.8
2879 if test "$libssh2" != "no" ; then
2880   if $pkg_config --atleast-version=$min_libssh2_version libssh2; then
2881     libssh2_cflags=`$pkg_config libssh2 --cflags`
2882     libssh2_libs=`$pkg_config libssh2 --libs`
2883     libssh2=yes
2884   else
2885     if test "$libssh2" = "yes" ; then
2886       error_exit "libssh2 >= $min_libssh2_version required for --enable-libssh2"
2887     fi
2888     libssh2=no
2889   fi
2890 fi
2891
2892 ##########################################
2893 # libssh2_sftp_fsync probe
2894
2895 if test "$libssh2" = "yes"; then
2896   cat > $TMPC <<EOF
2897 #include <stdio.h>
2898 #include <libssh2.h>
2899 #include <libssh2_sftp.h>
2900 int main(void) {
2901     LIBSSH2_SESSION *session;
2902     LIBSSH2_SFTP *sftp;
2903     LIBSSH2_SFTP_HANDLE *sftp_handle;
2904     session = libssh2_session_init ();
2905     sftp = libssh2_sftp_init (session);
2906     sftp_handle = libssh2_sftp_open (sftp, "/", 0, 0);
2907     libssh2_sftp_fsync (sftp_handle);
2908     return 0;
2909 }
2910 EOF
2911   # libssh2_cflags/libssh2_libs defined in previous test.
2912   if compile_prog "$libssh2_cflags" "$libssh2_libs" ; then
2913     QEMU_CFLAGS="-DHAS_LIBSSH2_SFTP_FSYNC $QEMU_CFLAGS"
2914   fi
2915 fi
2916
2917 ##########################################
2918 # linux-aio probe
2919
2920 if test "$linux_aio" != "no" ; then
2921   cat > $TMPC <<EOF
2922 #include <libaio.h>
2923 #include <sys/eventfd.h>
2924 #include <stddef.h>
2925 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
2926 EOF
2927   if compile_prog "" "-laio" ; then
2928     linux_aio=yes
2929   else
2930     if test "$linux_aio" = "yes" ; then
2931       feature_not_found "linux AIO" "Install libaio devel"
2932     fi
2933     linux_aio=no
2934   fi
2935 fi
2936
2937 ##########################################
2938 # TPM passthrough is only on x86 Linux
2939
2940 if test "$targetos" = Linux && test "$cpu" = i386 -o "$cpu" = x86_64; then
2941   tpm_passthrough=$tpm
2942 else
2943   tpm_passthrough=no
2944 fi
2945
2946 ##########################################
2947 # adjust virtio-blk-data-plane based on linux-aio
2948
2949 if test "$virtio_blk_data_plane" = "yes" -a \
2950         "$linux_aio" != "yes" ; then
2951   error_exit "virtio-blk-data-plane requires Linux AIO, please try --enable-linux-aio"
2952 elif test -z "$virtio_blk_data_plane" ; then
2953   virtio_blk_data_plane=$linux_aio
2954 fi
2955
2956 ##########################################
2957 # attr probe
2958
2959 if test "$attr" != "no" ; then
2960   cat > $TMPC <<EOF
2961 #include <stdio.h>
2962 #include <sys/types.h>
2963 #ifdef CONFIG_LIBATTR
2964 #include <attr/xattr.h>
2965 #else
2966 #include <sys/xattr.h>
2967 #endif
2968 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
2969 EOF
2970   if compile_prog "" "" ; then
2971     attr=yes
2972   # Older distros have <attr/xattr.h>, and need -lattr:
2973   elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
2974     attr=yes
2975     LIBS="-lattr $LIBS"
2976     libattr=yes
2977   else
2978     if test "$attr" = "yes" ; then
2979       feature_not_found "ATTR" "Install libc6 or libattr devel"
2980     fi
2981     attr=no
2982   fi
2983 fi
2984
2985 ##########################################
2986 # iovec probe
2987 cat > $TMPC <<EOF
2988 #include <sys/types.h>
2989 #include <sys/uio.h>
2990 #include <unistd.h>
2991 int main(void) { return sizeof(struct iovec); }
2992 EOF
2993 iovec=no
2994 if compile_prog "" "" ; then
2995   iovec=yes
2996 fi
2997
2998 ##########################################
2999 # preadv probe
3000 cat > $TMPC <<EOF
3001 #include <sys/types.h>
3002 #include <sys/uio.h>
3003 #include <unistd.h>
3004 int main(void) { return preadv(0, 0, 0, 0); }
3005 EOF
3006 preadv=no
3007 if compile_prog "" "" ; then
3008   preadv=yes
3009 fi
3010
3011 ##########################################
3012 # fdt probe
3013 # fdt support is mandatory for at least some target architectures,
3014 # so insist on it if we're building those system emulators.
3015 fdt_required=no
3016 for target in $target_list; do
3017   case $target in
3018     aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu)
3019       fdt_required=yes
3020     ;;
3021   esac
3022 done
3023
3024 if test "$fdt_required" = "yes"; then
3025   if test "$fdt" = "no"; then
3026     error_exit "fdt disabled but some requested targets require it." \
3027       "You can turn off fdt only if you also disable all the system emulation" \
3028       "targets which need it (by specifying a cut down --target-list)."
3029   fi
3030   fdt=yes
3031 fi
3032
3033 if test "$fdt" != "no" ; then
3034   fdt_libs="-lfdt"
3035   # explicitly check for libfdt_env.h as it is missing in some stable installs
3036   cat > $TMPC << EOF
3037 #include <libfdt_env.h>
3038 int main(void) { return 0; }
3039 EOF
3040   if compile_prog "" "$fdt_libs" ; then
3041     # system DTC is good - use it
3042     fdt=yes
3043   elif test -d ${source_path}/dtc/libfdt ; then
3044     # have submodule DTC - use it
3045     fdt=yes
3046     dtc_internal="yes"
3047     mkdir -p dtc
3048     if [ "$pwd_is_source_path" != "y" ] ; then
3049        symlink "$source_path/dtc/Makefile" "dtc/Makefile"
3050        symlink "$source_path/dtc/scripts" "dtc/scripts"
3051     fi
3052     fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
3053     fdt_libs="-L\$(BUILD_DIR)/dtc/libfdt $fdt_libs"
3054   elif test "$fdt" = "yes" ; then
3055     # have neither and want - prompt for system/submodule install
3056     error_exit "DTC (libfdt) not present. Your options:" \
3057         "  (1) Preferred: Install the DTC (libfdt) devel package" \
3058         "  (2) Fetch the DTC submodule, using:" \
3059         "      git submodule update --init dtc"
3060   else
3061     # don't have and don't want
3062     fdt_libs=
3063     fdt=no
3064   fi
3065 fi
3066
3067 libs_softmmu="$libs_softmmu $fdt_libs"
3068
3069 ##########################################
3070 # GLX probe, used by milkymist-tmu2
3071 if test "$glx" != "no" ; then
3072   glx_libs="-lGL -lX11"
3073   cat > $TMPC << EOF
3074 #include <X11/Xlib.h>
3075 #include <GL/gl.h>
3076 #include <GL/glx.h>
3077 int main(void) { glBegin(0); glXQueryVersion(0,0,0); return 0; }
3078 EOF
3079   if compile_prog "" "-lGL -lX11" ; then
3080     glx=yes
3081   else
3082     if test "$glx" = "yes" ; then
3083       feature_not_found "glx" "Install GL devel (e.g. MESA)"
3084     fi
3085     glx_libs=
3086     glx=no
3087   fi
3088 fi
3089
3090
3091 ##########################################
3092 # archipelago probe
3093 if test "$archipelago" != "no" ; then
3094     cat > $TMPC <<EOF
3095 #include <stdio.h>
3096 #include <xseg/xseg.h>
3097 #include <xseg/protocol.h>
3098 int main(void) {
3099     xseg_initialize();
3100     return 0;
3101 }
3102 EOF
3103     archipelago_libs=-lxseg
3104     if compile_prog "" "$archipelago_libs"; then
3105         archipelago="yes"
3106         libs_tools="$archipelago_libs $libs_tools"
3107         libs_softmmu="$archipelago_libs $libs_softmmu"
3108     else
3109       if test "$archipelago" = "yes" ; then
3110         feature_not_found "Archipelago backend support" "Install libxseg devel"
3111       fi
3112       archipelago="no"
3113     fi
3114 fi
3115
3116
3117 ##########################################
3118 # glusterfs probe
3119 if test "$glusterfs" != "no" ; then
3120   if $pkg_config --atleast-version=3 glusterfs-api; then
3121     glusterfs="yes"
3122     glusterfs_cflags=`$pkg_config --cflags glusterfs-api`
3123     glusterfs_libs=`$pkg_config --libs glusterfs-api`
3124     if $pkg_config --atleast-version=5 glusterfs-api; then
3125       glusterfs_discard="yes"
3126     fi
3127     if $pkg_config --atleast-version=6 glusterfs-api; then
3128       glusterfs_zerofill="yes"
3129     fi
3130   else
3131     if test "$glusterfs" = "yes" ; then
3132       feature_not_found "GlusterFS backend support" \
3133           "Install glusterfs-api devel >= 3"
3134     fi
3135     glusterfs="no"
3136   fi
3137 fi
3138
3139 # Check for inotify functions when we are building linux-user
3140 # emulator.  This is done because older glibc versions don't
3141 # have syscall stubs for these implemented.  In that case we
3142 # don't provide them even if kernel supports them.
3143 #
3144 inotify=no
3145 cat > $TMPC << EOF
3146 #include <sys/inotify.h>
3147
3148 int
3149 main(void)
3150 {
3151         /* try to start inotify */
3152         return inotify_init();
3153 }
3154 EOF
3155 if compile_prog "" "" ; then
3156   inotify=yes
3157 fi
3158
3159 inotify1=no
3160 cat > $TMPC << EOF
3161 #include <sys/inotify.h>
3162
3163 int
3164 main(void)
3165 {
3166     /* try to start inotify */
3167     return inotify_init1(0);
3168 }
3169 EOF
3170 if compile_prog "" "" ; then
3171   inotify1=yes
3172 fi
3173
3174 # check if utimensat and futimens are supported
3175 utimens=no
3176 cat > $TMPC << EOF
3177 #define _ATFILE_SOURCE
3178 #include <stddef.h>
3179 #include <fcntl.h>
3180 #include <sys/stat.h>
3181
3182 int main(void)
3183 {
3184     utimensat(AT_FDCWD, "foo", NULL, 0);
3185     futimens(0, NULL);
3186     return 0;
3187 }
3188 EOF
3189 if compile_prog "" "" ; then
3190   utimens=yes
3191 fi
3192
3193 # check if pipe2 is there
3194 pipe2=no
3195 cat > $TMPC << EOF
3196 #include <unistd.h>
3197 #include <fcntl.h>
3198
3199 int main(void)
3200 {
3201     int pipefd[2];
3202     return pipe2(pipefd, O_CLOEXEC);
3203 }
3204 EOF
3205 if compile_prog "" "" ; then
3206   pipe2=yes
3207 fi
3208
3209 # check if accept4 is there
3210 accept4=no
3211 cat > $TMPC << EOF
3212 #include <sys/socket.h>
3213 #include <stddef.h>
3214
3215 int main(void)
3216 {
3217     accept4(0, NULL, NULL, SOCK_CLOEXEC);
3218     return 0;
3219 }
3220 EOF
3221 if compile_prog "" "" ; then
3222   accept4=yes
3223 fi
3224
3225 # check if tee/splice is there. vmsplice was added same time.
3226 splice=no
3227 cat > $TMPC << EOF
3228 #include <unistd.h>
3229 #include <fcntl.h>
3230 #include <limits.h>
3231
3232 int main(void)
3233 {
3234     int len, fd = 0;
3235     len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
3236     splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
3237     return 0;
3238 }
3239 EOF
3240 if compile_prog "" "" ; then
3241   splice=yes
3242 fi
3243
3244 ##########################################
3245 # libnuma probe
3246
3247 if test "$numa" != "no" ; then
3248   cat > $TMPC << EOF
3249 #include <numa.h>
3250 int main(void) { return numa_available(); }
3251 EOF
3252
3253   if compile_prog "" "-lnuma" ; then
3254     numa=yes
3255     libs_softmmu="-lnuma $libs_softmmu"
3256   else
3257     if test "$numa" = "yes" ; then
3258       feature_not_found "numa" "install numactl devel"
3259     fi
3260     numa=no
3261   fi
3262 fi
3263
3264 ##########################################
3265 # signalfd probe
3266 signalfd="no"
3267 cat > $TMPC << EOF
3268 #include <unistd.h>
3269 #include <sys/syscall.h>
3270 #include <signal.h>
3271 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
3272 EOF
3273
3274 if compile_prog "" "" ; then
3275   signalfd=yes
3276 fi
3277
3278 # check if eventfd is supported
3279 eventfd=no
3280 cat > $TMPC << EOF
3281 #include <sys/eventfd.h>
3282
3283 int main(void)
3284 {
3285     return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
3286 }
3287 EOF
3288 if compile_prog "" "" ; then
3289   eventfd=yes
3290 fi
3291
3292 # check for fallocate
3293 fallocate=no
3294 cat > $TMPC << EOF
3295 #include <fcntl.h>
3296
3297 int main(void)
3298 {
3299     fallocate(0, 0, 0, 0);
3300     return 0;
3301 }
3302 EOF
3303 if compile_prog "" "" ; then
3304   fallocate=yes
3305 fi
3306
3307 # check for fallocate hole punching
3308 fallocate_punch_hole=no
3309 cat > $TMPC << EOF
3310 #include <fcntl.h>
3311 #include <linux/falloc.h>
3312
3313 int main(void)
3314 {
3315     fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
3316     return 0;
3317 }
3318 EOF
3319 if compile_prog "" "" ; then
3320   fallocate_punch_hole=yes
3321 fi
3322
3323 # check for sync_file_range
3324 sync_file_range=no
3325 cat > $TMPC << EOF
3326 #include <fcntl.h>
3327
3328 int main(void)
3329 {
3330     sync_file_range(0, 0, 0, 0);
3331     return 0;
3332 }
3333 EOF
3334 if compile_prog "" "" ; then
3335   sync_file_range=yes
3336 fi
3337
3338 # check for linux/fiemap.h and FS_IOC_FIEMAP
3339 fiemap=no
3340 cat > $TMPC << EOF
3341 #include <sys/ioctl.h>
3342 #include <linux/fs.h>
3343 #include <linux/fiemap.h>
3344
3345 int main(void)
3346 {
3347     ioctl(0, FS_IOC_FIEMAP, 0);
3348     return 0;
3349 }
3350 EOF
3351 if compile_prog "" "" ; then
3352   fiemap=yes
3353 fi
3354
3355 # check for dup3
3356 dup3=no
3357 cat > $TMPC << EOF
3358 #include <unistd.h>
3359
3360 int main(void)
3361 {
3362     dup3(0, 0, 0);
3363     return 0;
3364 }
3365 EOF
3366 if compile_prog "" "" ; then
3367   dup3=yes
3368 fi
3369
3370 # check for ppoll support
3371 ppoll=no
3372 cat > $TMPC << EOF
3373 #include <poll.h>
3374
3375 int main(void)
3376 {
3377     struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
3378     ppoll(&pfd, 1, 0, 0);
3379     return 0;
3380 }
3381 EOF
3382 if compile_prog "" "" ; then
3383   ppoll=yes
3384 fi
3385
3386 # check for prctl(PR_SET_TIMERSLACK , ... ) support
3387 prctl_pr_set_timerslack=no
3388 cat > $TMPC << EOF
3389 #include <sys/prctl.h>
3390
3391 int main(void)
3392 {
3393     prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
3394     return 0;
3395 }
3396 EOF
3397 if compile_prog "" "" ; then
3398   prctl_pr_set_timerslack=yes
3399 fi
3400
3401 # check for epoll support
3402 epoll=no
3403 cat > $TMPC << EOF
3404 #include <sys/epoll.h>
3405
3406 int main(void)
3407 {
3408     epoll_create(0);
3409     return 0;
3410 }
3411 EOF
3412 if compile_prog "" "" ; then
3413   epoll=yes
3414 fi
3415
3416 # epoll_create1 and epoll_pwait are later additions
3417 # so we must check separately for their presence
3418 epoll_create1=no
3419 cat > $TMPC << EOF
3420 #include <sys/epoll.h>
3421
3422 int main(void)
3423 {
3424     /* Note that we use epoll_create1 as a value, not as
3425      * a function being called. This is necessary so that on
3426      * old SPARC glibc versions where the function was present in
3427      * the library but not declared in the header file we will
3428      * fail the configure check. (Otherwise we will get a compiler
3429      * warning but not an error, and will proceed to fail the
3430      * qemu compile where we compile with -Werror.)
3431      */
3432     return (int)(uintptr_t)&epoll_create1;
3433 }
3434 EOF
3435 if compile_prog "" "" ; then
3436   epoll_create1=yes
3437 fi
3438
3439 epoll_pwait=no
3440 cat > $TMPC << EOF
3441 #include <sys/epoll.h>
3442
3443 int main(void)
3444 {
3445     epoll_pwait(0, 0, 0, 0, 0);
3446     return 0;
3447 }
3448 EOF
3449 if compile_prog "" "" ; then
3450   epoll_pwait=yes
3451 fi
3452
3453 # check for sendfile support
3454 sendfile=no
3455 cat > $TMPC << EOF
3456 #include <sys/sendfile.h>
3457
3458 int main(void)
3459 {
3460     return sendfile(0, 0, 0, 0);
3461 }
3462 EOF
3463 if compile_prog "" "" ; then
3464   sendfile=yes
3465 fi
3466
3467 # check for timerfd support (glibc 2.8 and newer)
3468 timerfd=no
3469 cat > $TMPC << EOF
3470 #include <sys/timerfd.h>
3471
3472 int main(void)
3473 {
3474     return(timerfd_create(CLOCK_REALTIME, 0));
3475 }
3476 EOF
3477 if compile_prog "" "" ; then
3478   timerfd=yes
3479 fi
3480
3481 # check for setns and unshare support
3482 setns=no
3483 cat > $TMPC << EOF
3484 #include <sched.h>
3485
3486 int main(void)
3487 {
3488     int ret;
3489     ret = setns(0, 0);
3490     ret = unshare(0);
3491     return ret;
3492 }
3493 EOF
3494 if compile_prog "" "" ; then
3495   setns=yes
3496 fi
3497
3498 # Check if tools are available to build documentation.
3499 if test "$docs" != "no" ; then
3500   if has makeinfo && has pod2man; then
3501     docs=yes
3502   else
3503     if test "$docs" = "yes" ; then
3504       feature_not_found "docs" "Install texinfo and Perl/perl-podlators"
3505     fi
3506     docs=no
3507   fi
3508 fi
3509
3510 # Search for bswap_32 function
3511 byteswap_h=no
3512 cat > $TMPC << EOF
3513 #include <byteswap.h>
3514 int main(void) { return bswap_32(0); }
3515 EOF
3516 if compile_prog "" "" ; then
3517   byteswap_h=yes
3518 fi
3519
3520 # Search for bswap32 function
3521 bswap_h=no
3522 cat > $TMPC << EOF
3523 #include <sys/endian.h>
3524 #include <sys/types.h>
3525 #include <machine/bswap.h>
3526 int main(void) { return bswap32(0); }
3527 EOF
3528 if compile_prog "" "" ; then
3529   bswap_h=yes
3530 fi
3531
3532 ##########################################
3533 # Do we have libiscsi >= 1.9.0
3534 if test "$libiscsi" != "no" ; then
3535   if $pkg_config --atleast-version=1.9.0 libiscsi; then
3536     libiscsi="yes"
3537     libiscsi_cflags=$($pkg_config --cflags libiscsi)
3538     libiscsi_libs=$($pkg_config --libs libiscsi)
3539   else
3540     if test "$libiscsi" = "yes" ; then
3541       feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
3542     fi
3543     libiscsi="no"
3544   fi
3545 fi
3546
3547 ##########################################
3548 # Do we need libm
3549 cat > $TMPC << EOF
3550 #include <math.h>
3551 int main(int argc, char **argv) { return isnan(sin((double)argc)); }
3552 EOF
3553 if compile_prog "" "" ; then
3554   :
3555 elif compile_prog "" "-lm" ; then
3556   LIBS="-lm $LIBS"
3557   libs_qga="-lm $libs_qga"
3558 else
3559   error_exit "libm check failed"
3560 fi
3561
3562 ##########################################
3563 # Do we need librt
3564 # uClibc provides 2 versions of clock_gettime(), one with realtime
3565 # support and one without. This means that the clock_gettime() don't
3566 # need -lrt. We still need it for timer_create() so we check for this
3567 # function in addition.
3568 cat > $TMPC <<EOF
3569 #include <signal.h>
3570 #include <time.h>
3571 int main(void) {
3572   timer_create(CLOCK_REALTIME, NULL, NULL);
3573   return clock_gettime(CLOCK_REALTIME, NULL);
3574 }
3575 EOF
3576
3577 if compile_prog "" "" ; then
3578   :
3579 # we need pthread for static linking. use previous pthread test result
3580 elif compile_prog "" "$pthread_lib -lrt" ; then
3581   LIBS="$LIBS -lrt"
3582   libs_qga="$libs_qga -lrt"
3583 fi
3584
3585 if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
3586         "$aix" != "yes" -a "$haiku" != "yes" ; then
3587     libs_softmmu="-lutil $libs_softmmu"
3588 fi
3589
3590 ##########################################
3591 # spice probe
3592 if test "$spice" != "no" ; then
3593   cat > $TMPC << EOF
3594 #include <spice.h>
3595 int main(void) { spice_server_new(); return 0; }
3596 EOF
3597   spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
3598   spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
3599   if $pkg_config --atleast-version=0.12.0 spice-server && \
3600      $pkg_config --atleast-version=0.12.3 spice-protocol && \
3601      compile_prog "$spice_cflags" "$spice_libs" ; then
3602     spice="yes"
3603     libs_softmmu="$libs_softmmu $spice_libs"
3604     QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
3605     spice_protocol_version=$($pkg_config --modversion spice-protocol)
3606     spice_server_version=$($pkg_config --modversion spice-server)
3607   else
3608     if test "$spice" = "yes" ; then
3609       feature_not_found "spice" \
3610           "Install spice-server(>=0.12.0) and spice-protocol(>=0.12.3) devel"
3611     fi
3612     spice="no"
3613   fi
3614 fi
3615
3616 # check for libcacard for smartcard support
3617 smartcard_cflags=""
3618 # TODO - what's the minimal nss version we support?
3619 if test "$smartcard_nss" != "no"; then
3620   cat > $TMPC << EOF
3621 #include <pk11pub.h>
3622 int main(void) { PK11_FreeSlot(0); return 0; }
3623 EOF
3624     # FIXME: do not include $glib_* in here
3625     nss_libs="$($pkg_config --libs nss 2>/dev/null) $glib_libs"
3626     nss_cflags="$($pkg_config --cflags nss 2>/dev/null) $glib_cflags"
3627     test_cflags="$nss_cflags"
3628     # The header files in nss < 3.13.3 have a bug which causes them to
3629     # emit a warning. If we're going to compile QEMU with -Werror, then
3630     # test that the headers don't have this bug. Otherwise we would pass
3631     # the configure test but fail to compile QEMU later.
3632     if test "$werror" = "yes"; then
3633         test_cflags="-Werror $test_cflags"
3634     fi
3635     if test -n "$libtool" &&
3636        $pkg_config --atleast-version=3.12.8 nss && \
3637       compile_prog "$test_cflags" "$nss_libs"; then
3638         smartcard_nss="yes"
3639     else
3640         if test "$smartcard_nss" = "yes"; then
3641             feature_not_found "nss" "Install nss devel >= 3.12.8"
3642         fi
3643         smartcard_nss="no"
3644     fi
3645 fi
3646
3647 # check for libusb
3648 if test "$libusb" != "no" ; then
3649     if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
3650         libusb="yes"
3651         libusb_cflags=$($pkg_config --cflags libusb-1.0)
3652         libusb_libs=$($pkg_config --libs libusb-1.0)
3653         QEMU_CFLAGS="$QEMU_CFLAGS $libusb_cflags"
3654         libs_softmmu="$libs_softmmu $libusb_libs"
3655     else
3656         if test "$libusb" = "yes"; then
3657             feature_not_found "libusb" "Install libusb devel >= 1.0.13"
3658         fi
3659         libusb="no"
3660     fi
3661 fi
3662
3663 # check for usbredirparser for usb network redirection support
3664 if test "$usb_redir" != "no" ; then
3665     if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
3666         usb_redir="yes"
3667         usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
3668         usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
3669         QEMU_CFLAGS="$QEMU_CFLAGS $usb_redir_cflags"
3670         libs_softmmu="$libs_softmmu $usb_redir_libs"
3671     else
3672         if test "$usb_redir" = "yes"; then
3673             feature_not_found "usb-redir" "Install usbredir devel"
3674         fi
3675         usb_redir="no"
3676     fi
3677 fi
3678
3679 ##########################################
3680 # check if we have VSS SDK headers for win
3681
3682 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$vss_win32_sdk" != "no" ; then
3683   case "$vss_win32_sdk" in
3684     "")   vss_win32_include="-I$source_path" ;;
3685     *\ *) # The SDK is installed in "Program Files" by default, but we cannot
3686           # handle path with spaces. So we symlink the headers into ".sdk/vss".
3687           vss_win32_include="-I$source_path/.sdk/vss"
3688           symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
3689           ;;
3690     *)    vss_win32_include="-I$vss_win32_sdk"
3691   esac
3692   cat > $TMPC << EOF
3693 #define __MIDL_user_allocate_free_DEFINED__
3694 #include <inc/win2003/vss.h>
3695 int main(void) { return VSS_CTX_BACKUP; }
3696 EOF
3697   if compile_prog "$vss_win32_include" "" ; then
3698     guest_agent_with_vss="yes"
3699     QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
3700     libs_qga="-lole32 -loleaut32 -lshlwapi -luuid -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
3701   else
3702     if test "$vss_win32_sdk" != "" ; then
3703       echo "ERROR: Please download and install Microsoft VSS SDK:"
3704       echo "ERROR:   http://www.microsoft.com/en-us/download/details.aspx?id=23490"
3705       echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
3706       echo "ERROR:   scripts/extract-vsssdk-headers setup.exe"
3707       echo "ERROR: The headers are extracted in the directory \`inc'."
3708       feature_not_found "VSS support"
3709     fi
3710     guest_agent_with_vss="no"
3711   fi
3712 fi
3713
3714 ##########################################
3715 # lookup Windows platform SDK (if not specified)
3716 # The SDK is needed only to build .tlb (type library) file of guest agent
3717 # VSS provider from the source. It is usually unnecessary because the
3718 # pre-compiled .tlb file is included.
3719
3720 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$guest_agent_with_vss" = "yes" ; then
3721   if test -z "$win_sdk"; then
3722     programfiles="$PROGRAMFILES"
3723     test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
3724     if test -n "$programfiles"; then
3725       win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
3726     else
3727       feature_not_found "Windows SDK"
3728     fi
3729   elif test "$win_sdk" = "no"; then
3730     win_sdk=""
3731   fi
3732 fi
3733
3734 ##########################################
3735
3736 ##########################################
3737 # check if we have fdatasync
3738
3739 fdatasync=no
3740 cat > $TMPC << EOF
3741 #include <unistd.h>
3742 int main(void) {
3743 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
3744 return fdatasync(0);
3745 #else
3746 #error Not supported
3747 #endif
3748 }
3749 EOF
3750 if compile_prog "" "" ; then
3751     fdatasync=yes
3752 fi
3753
3754 ##########################################
3755 # check if we have madvise
3756
3757 madvise=no
3758 cat > $TMPC << EOF
3759 #include <sys/types.h>
3760 #include <sys/mman.h>
3761 #include <stddef.h>
3762 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
3763 EOF
3764 if compile_prog "" "" ; then
3765     madvise=yes
3766 fi
3767
3768 ##########################################
3769 # check if we have posix_madvise
3770
3771 posix_madvise=no
3772 cat > $TMPC << EOF
3773 #include <sys/mman.h>
3774 #include <stddef.h>
3775 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
3776 EOF
3777 if compile_prog "" "" ; then
3778     posix_madvise=yes
3779 fi
3780
3781 ##########################################
3782 # check if we have usable SIGEV_THREAD_ID
3783
3784 sigev_thread_id=no
3785 cat > $TMPC << EOF
3786 #include <signal.h>
3787 int main(void) {
3788   struct sigevent ev;
3789   ev.sigev_notify = SIGEV_THREAD_ID;
3790   ev._sigev_un._tid = 0;
3791   asm volatile("" : : "g"(&ev));
3792   return 0;
3793 }
3794 EOF
3795 if compile_prog "" "" ; then
3796     sigev_thread_id=yes
3797 fi
3798
3799 ##########################################
3800 # check if trace backend exists
3801
3802 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends  > /dev/null 2> /dev/null
3803 if test "$?" -ne 0 ; then
3804   error_exit "invalid trace backends" \
3805       "Please choose supported trace backends."
3806 fi
3807
3808 ##########################################
3809 # For 'ust' backend, test if ust headers are present
3810 if have_backend "ust"; then
3811   cat > $TMPC << EOF
3812 #include <lttng/tracepoint.h>
3813 int main(void) { return 0; }
3814 EOF
3815   if compile_prog "" "" ; then
3816     if $pkg_config lttng-ust --exists; then
3817       lttng_ust_libs=`$pkg_config --libs lttng-ust`
3818     else
3819       lttng_ust_libs="-llttng-ust"
3820     fi
3821     if $pkg_config liburcu-bp --exists; then
3822       urcu_bp_libs=`$pkg_config --libs liburcu-bp`
3823     else
3824       urcu_bp_libs="-lurcu-bp"
3825     fi
3826
3827     LIBS="$lttng_ust_libs $urcu_bp_libs $LIBS"
3828     libs_qga="$lttng_ust_libs $urcu_bp_libs $libs_qga"
3829   else
3830     error_exit "Trace backend 'ust' missing lttng-ust header files"
3831   fi
3832 fi
3833
3834 ##########################################
3835 # For 'dtrace' backend, test if 'dtrace' command is present
3836 if have_backend "dtrace"; then
3837   if ! has 'dtrace' ; then
3838     error_exit "dtrace command is not found in PATH $PATH"
3839   fi
3840   trace_backend_stap="no"
3841   if has 'stap' ; then
3842     trace_backend_stap="yes"
3843   fi
3844 fi
3845
3846 ##########################################
3847 # check and set a backend for coroutine
3848
3849 # We prefer ucontext, but it's not always possible. The fallback
3850 # is sigcontext. gthread is not selectable except explicitly, because
3851 # it is not functional enough to run QEMU proper. (It is occasionally
3852 # useful for debugging purposes.)  On Windows the only valid backend
3853 # is the Windows-specific one.
3854
3855 ucontext_works=no
3856 if test "$darwin" != "yes"; then
3857   cat > $TMPC << EOF
3858 #include <ucontext.h>
3859 #ifdef __stub_makecontext
3860 #error Ignoring glibc stub makecontext which will always fail
3861 #endif
3862 int main(void) { makecontext(0, 0, 0); return 0; }
3863 EOF
3864   if compile_prog "" "" ; then
3865     ucontext_works=yes
3866   fi
3867 fi
3868
3869 if test "$coroutine" = ""; then
3870   if test "$mingw32" = "yes"; then
3871     coroutine=win32
3872   elif test "$ucontext_works" = "yes"; then
3873     coroutine=ucontext
3874   else
3875     coroutine=sigaltstack
3876   fi
3877 else
3878   case $coroutine in
3879   windows)
3880     if test "$mingw32" != "yes"; then
3881       error_exit "'windows' coroutine backend only valid for Windows"
3882     fi
3883     # Unfortunately the user visible backend name doesn't match the
3884     # coroutine-*.c filename for this case, so we have to adjust it here.
3885     coroutine=win32
3886     ;;
3887   ucontext)
3888     if test "$ucontext_works" != "yes"; then
3889       feature_not_found "ucontext"
3890     fi
3891     ;;
3892   gthread|sigaltstack)
3893     if test "$mingw32" = "yes"; then
3894       error_exit "only the 'windows' coroutine backend is valid for Windows"
3895     fi
3896     ;;
3897   *)
3898     error_exit "unknown coroutine backend $coroutine"
3899     ;;
3900   esac
3901 fi
3902
3903 if test "$coroutine_pool" = ""; then
3904   if test "$coroutine" = "gthread"; then
3905     coroutine_pool=no
3906   else
3907     coroutine_pool=yes
3908   fi
3909 fi
3910 if test "$coroutine" = "gthread" -a "$coroutine_pool" = "yes"; then
3911   error_exit "'gthread' coroutine backend does not support pool (use --disable-coroutine-pool)"
3912 fi
3913
3914 ##########################################
3915 # check if we have open_by_handle_at
3916
3917 open_by_handle_at=no
3918 cat > $TMPC << EOF
3919 #include <fcntl.h>
3920 #if !defined(AT_EMPTY_PATH)
3921 # error missing definition
3922 #else
3923 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
3924 #endif
3925 EOF
3926 if compile_prog "" "" ; then
3927     open_by_handle_at=yes
3928 fi
3929
3930 ########################################
3931 # check if we have linux/magic.h
3932
3933 linux_magic_h=no
3934 cat > $TMPC << EOF
3935 #include <linux/magic.h>
3936 int main(void) {
3937   return 0;
3938 }
3939 EOF
3940 if compile_prog "" "" ; then
3941     linux_magic_h=yes
3942 fi
3943
3944 ########################################
3945 # check whether we can disable warning option with a pragma (this is needed
3946 # to silence warnings in the headers of some versions of external libraries).
3947 # This test has to be compiled with -Werror as otherwise an unknown pragma is
3948 # only a warning.
3949 #
3950 # If we can't selectively disable warning in the code, disable -Werror so that
3951 # the build doesn't fail anyway.
3952
3953 pragma_disable_unused_but_set=no
3954 cat > $TMPC << EOF
3955 #pragma GCC diagnostic push
3956 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
3957 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
3958 #pragma GCC diagnostic pop
3959
3960 int main(void) {
3961     return 0;
3962 }
3963 EOF
3964 if compile_prog "-Werror" "" ; then
3965     pragma_diagnostic_available=yes
3966 else
3967     werror=no
3968 fi
3969
3970 ########################################
3971 # check if we have valgrind/valgrind.h and valgrind/memcheck.h
3972
3973 valgrind_h=no
3974 cat > $TMPC << EOF
3975 #include <valgrind/valgrind.h>
3976 #include <valgrind/memcheck.h>
3977 int main(void) {
3978   return 0;
3979 }
3980 EOF
3981 if compile_prog "" "" ; then
3982     valgrind_h=yes
3983 fi
3984
3985 ########################################
3986 # check if environ is declared
3987
3988 has_environ=no
3989 cat > $TMPC << EOF
3990 #include <unistd.h>
3991 int main(void) {
3992     environ = 0;
3993     return 0;
3994 }
3995 EOF
3996 if compile_prog "" "" ; then
3997     has_environ=yes
3998 fi
3999
4000 ########################################
4001 # check if cpuid.h is usable.
4002
4003 cpuid_h=no
4004 cat > $TMPC << EOF
4005 #include <cpuid.h>
4006 int main(void) {
4007     unsigned a, b, c, d;
4008     int max = __get_cpuid_max(0, 0);
4009
4010     if (max >= 1) {
4011         __cpuid(1, a, b, c, d);
4012     }
4013
4014     if (max >= 7) {
4015         __cpuid_count(7, 0, a, b, c, d);
4016     }
4017
4018     return 0;
4019 }
4020 EOF
4021 if compile_prog "" "" ; then
4022     cpuid_h=yes
4023 fi
4024
4025 ########################################
4026 # check if __[u]int128_t is usable.
4027
4028 int128=no
4029 cat > $TMPC << EOF
4030 #if defined(__clang_major__) && defined(__clang_minor__)
4031 # if ((__clang_major__ < 3) || (__clang_major__ == 3) && (__clang_minor__ < 2))
4032 #  error __int128_t does not work in CLANG before 3.2
4033 # endif
4034 #endif
4035 __int128_t a;
4036 __uint128_t b;
4037 int main (void) {
4038   a = a + b;
4039   b = a * b;
4040   a = a * a;
4041   return 0;
4042 }
4043 EOF
4044 if compile_prog "" "" ; then
4045     int128=yes
4046 fi
4047
4048 ########################################
4049 # check if getauxval is available.
4050
4051 getauxval=no
4052 cat > $TMPC << EOF
4053 #include <sys/auxv.h>
4054 int main(void) {
4055   return getauxval(AT_HWCAP) == 0;
4056 }
4057 EOF
4058 if compile_prog "" "" ; then
4059     getauxval=yes
4060 fi
4061
4062 ##########################################
4063 # End of CC checks
4064 # After here, no more $cc or $ld runs
4065
4066 if test "$gcov" = "yes" ; then
4067   CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
4068   LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
4069 elif test "$debug" = "no" ; then
4070   CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
4071 fi
4072
4073 ##########################################
4074 # Do we have libnfs
4075 if test "$libnfs" != "no" ; then
4076   if $pkg_config --atleast-version=1.9.3 libnfs; then
4077     libnfs="yes"
4078     libnfs_libs=$($pkg_config --libs libnfs)
4079     LIBS="$LIBS $libnfs_libs"
4080   else
4081     if test "$libnfs" = "yes" ; then
4082       feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
4083     fi
4084     libnfs="no"
4085   fi
4086 fi
4087
4088 # Disable zero malloc errors for official releases unless explicitly told to
4089 # enable/disable
4090 if test -z "$zero_malloc" ; then
4091     if test "$z_version" = "50" ; then
4092         zero_malloc="no"
4093     else
4094         zero_malloc="yes"
4095     fi
4096 fi
4097
4098 # Now we've finished running tests it's OK to add -Werror to the compiler flags
4099 if test "$werror" = "yes"; then
4100     QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
4101 fi
4102
4103 if test "$solaris" = "no" ; then
4104     if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
4105         LDFLAGS="-Wl,--warn-common $LDFLAGS"
4106     fi
4107 fi
4108
4109 # test if pod2man has --utf8 option
4110 if pod2man --help | grep -q utf8; then
4111     POD2MAN="pod2man --utf8"
4112 else
4113     POD2MAN="pod2man"
4114 fi
4115
4116 # Use ASLR, no-SEH and DEP if available
4117 if test "$mingw32" = "yes" ; then
4118     for flag in --dynamicbase --no-seh --nxcompat; do
4119         if $ld --help 2>/dev/null | grep ".$flag" >/dev/null 2>/dev/null ; then
4120             LDFLAGS="-Wl,$flag $LDFLAGS"
4121         fi
4122     done
4123 fi
4124
4125 qemu_confdir=$sysconfdir$confsuffix
4126 qemu_moddir=$libdir$confsuffix
4127 qemu_datadir=$datadir$confsuffix
4128 qemu_localedir="$datadir/locale"
4129
4130 tools=""
4131 if test "$want_tools" = "yes" ; then
4132   tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
4133   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
4134     tools="qemu-nbd\$(EXESUF) $tools"
4135   fi
4136 fi
4137 if test "$softmmu" = yes ; then
4138   if test "$virtfs" != no ; then
4139     if test "$cap" = yes && test "$linux" = yes && test "$attr" = yes ; then
4140       virtfs=yes
4141       tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
4142     else
4143       if test "$virtfs" = yes; then
4144         error_exit "VirtFS is supported only on Linux and requires libcap-devel and libattr-devel"
4145       fi
4146       virtfs=no
4147     fi
4148   fi
4149 fi
4150 if [ "$guest_agent" != "no" ]; then
4151   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
4152       tools="qemu-ga\$(EXESUF) $tools"
4153       if [ "$mingw32" = "yes" -a "$guest_agent_with_vss" = "yes" ]; then
4154         tools="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb $tools"
4155       fi
4156       guest_agent=yes
4157   elif [ "$guest_agent" != yes ]; then
4158       guest_agent=no
4159   else
4160       error_exit "Guest agent is not supported on this platform"
4161   fi
4162 fi
4163
4164 # Mac OS X ships with a broken assembler
4165 roms=
4166 if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) -a \
4167         "$targetos" != "Darwin" -a "$targetos" != "SunOS" -a \
4168         "$softmmu" = yes ; then
4169   roms="optionrom"
4170 fi
4171 if test "$cpu" = "ppc64" -a "$targetos" != "Darwin" ; then
4172   roms="$roms spapr-rtas"
4173 fi
4174
4175 if test "$cpu" = "s390x" ; then
4176   roms="$roms s390-ccw"
4177 fi
4178
4179 # Probe for the need for relocating the user-only binary.
4180 if test "$pie" = "no" ; then
4181   textseg_addr=
4182   case "$cpu" in
4183     arm | i386 | ppc* | s390* | sparc* | x86_64 | x32)
4184       # ??? Rationale for choosing this address
4185       textseg_addr=0x60000000
4186       ;;
4187     mips)
4188       # A 256M aligned address, high in the address space, with enough
4189       # room for the code_gen_buffer above it before the stack.
4190       textseg_addr=0x60000000
4191       ;;
4192   esac
4193   if [ -n "$textseg_addr" ]; then
4194     cat > $TMPC <<EOF
4195     int main(void) { return 0; }
4196 EOF
4197     textseg_ldflags="-Wl,-Ttext-segment=$textseg_addr"
4198     if ! compile_prog "" "$textseg_ldflags"; then
4199       # In case ld does not support -Ttext-segment, edit the default linker
4200       # script via sed to set the .text start addr.  This is needed on FreeBSD
4201       # at least.
4202       $ld --verbose | sed \
4203         -e '1,/==================================================/d' \
4204         -e '/==================================================/,$d' \
4205         -e "s/[.] = [0-9a-fx]* [+] SIZEOF_HEADERS/. = $textseg_addr + SIZEOF_HEADERS/" \
4206         -e "s/__executable_start = [0-9a-fx]*/__executable_start = $textseg_addr/" > config-host.ld
4207       textseg_ldflags="-Wl,-T../config-host.ld"
4208     fi
4209   fi
4210 fi
4211
4212 # add pixman flags after all config tests are done
4213 QEMU_CFLAGS="$QEMU_CFLAGS $pixman_cflags $fdt_cflags"
4214 libs_softmmu="$libs_softmmu $pixman_libs"
4215
4216 echo "Install prefix    $prefix"
4217 echo "BIOS directory    `eval echo $qemu_datadir`"
4218 echo "binary directory  `eval echo $bindir`"
4219 echo "library directory `eval echo $libdir`"
4220 echo "module directory  `eval echo $qemu_moddir`"
4221 echo "libexec directory `eval echo $libexecdir`"
4222 echo "include directory `eval echo $includedir`"
4223 echo "config directory  `eval echo $sysconfdir`"
4224 if test "$mingw32" = "no" ; then
4225 echo "local state directory   `eval echo $local_statedir`"
4226 echo "Manual directory  `eval echo $mandir`"
4227 echo "ELF interp prefix $interp_prefix"
4228 else
4229 echo "local state directory   queried at runtime"
4230 echo "Windows SDK       $win_sdk"
4231 fi
4232 echo "Source path       $source_path"
4233 echo "C compiler        $cc"
4234 echo "Host C compiler   $host_cc"
4235 echo "C++ compiler      $cxx"
4236 echo "Objective-C compiler $objcc"
4237 echo "ARFLAGS           $ARFLAGS"
4238 echo "CFLAGS            $CFLAGS"
4239 echo "QEMU_CFLAGS       $QEMU_CFLAGS"
4240 echo "LDFLAGS           $LDFLAGS"
4241 echo "make              $make"
4242 echo "install           $install"
4243 echo "python            $python"
4244 if test "$slirp" = "yes" ; then
4245     echo "smbd              $smbd"
4246 fi
4247 echo "module support    $modules"
4248 echo "host CPU          $cpu"
4249 echo "host big endian   $bigendian"
4250 echo "target list       $target_list"
4251 echo "tcg debug enabled $debug_tcg"
4252 echo "gprof enabled     $gprof"
4253 echo "sparse enabled    $sparse"
4254 echo "strip binaries    $strip_opt"
4255 echo "profiler          $profiler"
4256 echo "static build      $static"
4257 if test "$darwin" = "yes" ; then
4258     echo "Cocoa support     $cocoa"
4259 fi
4260 echo "pixman            $pixman"
4261 echo "SDL support       $sdl"
4262 echo "GTK support       $gtk"
4263 echo "VTE support       $vte"
4264 echo "curses support    $curses"
4265 echo "curl support      $curl"
4266 echo "mingw32 support   $mingw32"
4267 echo "Audio drivers     $audio_drv_list"
4268 echo "Block whitelist (rw) $block_drv_rw_whitelist"
4269 echo "Block whitelist (ro) $block_drv_ro_whitelist"
4270 echo "VirtFS support    $virtfs"
4271 echo "VNC support       $vnc"
4272 if test "$vnc" = "yes" ; then
4273     echo "VNC TLS support   $vnc_tls"
4274     echo "VNC SASL support  $vnc_sasl"
4275     echo "VNC JPEG support  $vnc_jpeg"
4276     echo "VNC PNG support   $vnc_png"
4277     echo "VNC WS support    $vnc_ws"
4278 fi
4279 if test -n "$sparc_cpu"; then
4280     echo "Target Sparc Arch $sparc_cpu"
4281 fi
4282 echo "xen support       $xen"
4283 echo "brlapi support    $brlapi"
4284 echo "bluez  support    $bluez"
4285 echo "Documentation     $docs"
4286 echo "GUEST_BASE        $guest_base"
4287 echo "PIE               $pie"
4288 echo "vde support       $vde"
4289 echo "netmap support    $netmap"
4290 echo "Linux AIO support $linux_aio"
4291 echo "ATTR/XATTR support $attr"
4292 echo "Install blobs     $blobs"
4293 echo "KVM support       $kvm"
4294 echo "RDMA support      $rdma"
4295 echo "TCG interpreter   $tcg_interpreter"
4296 echo "fdt support       $fdt"
4297 echo "preadv support    $preadv"
4298 echo "fdatasync         $fdatasync"
4299 echo "madvise           $madvise"
4300 echo "posix_madvise     $posix_madvise"
4301 echo "sigev_thread_id   $sigev_thread_id"
4302 echo "uuid support      $uuid"
4303 echo "libcap-ng support $cap_ng"
4304 echo "vhost-net support $vhost_net"
4305 echo "vhost-scsi support $vhost_scsi"
4306 echo "Trace backends    $trace_backends"
4307 if test "$trace_backend" = "simple"; then
4308 echo "Trace output file $trace_file-<pid>"
4309 fi
4310 if test "$spice" = "yes"; then
4311 echo "spice support     $spice ($spice_protocol_version/$spice_server_version)"
4312 else
4313 echo "spice support     $spice"
4314 fi
4315 echo "rbd support       $rbd"
4316 echo "xfsctl support    $xfs"
4317 echo "nss used          $smartcard_nss"
4318 echo "libusb            $libusb"
4319 echo "usb net redir     $usb_redir"
4320 echo "GLX support       $glx"
4321 echo "libiscsi support  $libiscsi"
4322 echo "libnfs support    $libnfs"
4323 echo "build guest agent $guest_agent"
4324 echo "QGA VSS support   $guest_agent_with_vss"
4325 echo "seccomp support   $seccomp"
4326 echo "coroutine backend $coroutine"
4327 echo "coroutine pool    $coroutine_pool"
4328 echo "GlusterFS support $glusterfs"
4329 echo "Archipelago support $archipelago"
4330 echo "virtio-blk-data-plane $virtio_blk_data_plane"
4331 echo "gcov              $gcov_tool"
4332 echo "gcov enabled      $gcov"
4333 echo "TPM support       $tpm"
4334 echo "libssh2 support   $libssh2"
4335 echo "TPM passthrough   $tpm_passthrough"
4336 echo "QOM debugging     $qom_cast_debug"
4337 echo "vhdx              $vhdx"
4338 echo "Quorum            $quorum"
4339 echo "lzo support       $lzo"
4340 echo "snappy support    $snappy"
4341 echo "NUMA host support $numa"
4342
4343 if test "$sdl_too_old" = "yes"; then
4344 echo "-> Your SDL version is too old - please upgrade to have SDL support"
4345 fi
4346
4347 config_host_mak="config-host.mak"
4348
4349 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
4350
4351 echo "# Automatically generated by configure - do not modify" > $config_host_mak
4352 echo >> $config_host_mak
4353
4354 echo all: >> $config_host_mak
4355 echo "prefix=$prefix" >> $config_host_mak
4356 echo "bindir=$bindir" >> $config_host_mak
4357 echo "libdir=$libdir" >> $config_host_mak
4358 echo "libexecdir=$libexecdir" >> $config_host_mak
4359 echo "includedir=$includedir" >> $config_host_mak
4360 echo "mandir=$mandir" >> $config_host_mak
4361 echo "sysconfdir=$sysconfdir" >> $config_host_mak
4362 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
4363 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
4364 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
4365 echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
4366 if test "$mingw32" = "no" ; then
4367   echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
4368 fi
4369 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
4370 echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
4371 echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
4372 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
4373 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
4374
4375 echo "ARCH=$ARCH" >> $config_host_mak
4376
4377 if test "$debug_tcg" = "yes" ; then
4378   echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
4379 fi
4380 if test "$strip_opt" = "yes" ; then
4381   echo "STRIP=${strip}" >> $config_host_mak
4382 fi
4383 if test "$bigendian" = "yes" ; then
4384   echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
4385 fi
4386 if test "$mingw32" = "yes" ; then
4387   echo "CONFIG_WIN32=y" >> $config_host_mak
4388   rc_version=`cat $source_path/VERSION`
4389   version_major=${rc_version%%.*}
4390   rc_version=${rc_version#*.}
4391   version_minor=${rc_version%%.*}
4392   rc_version=${rc_version#*.}
4393   version_subminor=${rc_version%%.*}
4394   version_micro=0
4395   echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
4396   echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
4397   if test "$guest_agent_with_vss" = "yes" ; then
4398     echo "CONFIG_QGA_VSS=y" >> $config_host_mak
4399     echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
4400   fi
4401 else
4402   echo "CONFIG_POSIX=y" >> $config_host_mak
4403 fi
4404
4405 if test "$linux" = "yes" ; then
4406   echo "CONFIG_LINUX=y" >> $config_host_mak
4407 fi
4408
4409 if test "$darwin" = "yes" ; then
4410   echo "CONFIG_DARWIN=y" >> $config_host_mak
4411 fi
4412
4413 if test "$aix" = "yes" ; then
4414   echo "CONFIG_AIX=y" >> $config_host_mak
4415 fi
4416
4417 if test "$solaris" = "yes" ; then
4418   echo "CONFIG_SOLARIS=y" >> $config_host_mak
4419   echo "CONFIG_SOLARIS_VERSION=$solarisrev" >> $config_host_mak
4420   if test "$needs_libsunmath" = "yes" ; then
4421     echo "CONFIG_NEEDS_LIBSUNMATH=y" >> $config_host_mak
4422   fi
4423 fi
4424 if test "$haiku" = "yes" ; then
4425   echo "CONFIG_HAIKU=y" >> $config_host_mak
4426 fi
4427 if test "$static" = "yes" ; then
4428   echo "CONFIG_STATIC=y" >> $config_host_mak
4429 fi
4430 if test "$profiler" = "yes" ; then
4431   echo "CONFIG_PROFILER=y" >> $config_host_mak
4432 fi
4433 if test "$slirp" = "yes" ; then
4434   echo "CONFIG_SLIRP=y" >> $config_host_mak
4435   echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
4436 fi
4437 if test "$vde" = "yes" ; then
4438   echo "CONFIG_VDE=y" >> $config_host_mak
4439 fi
4440 if test "$netmap" = "yes" ; then
4441   echo "CONFIG_NETMAP=y" >> $config_host_mak
4442 fi
4443 if test "$l2tpv3" = "yes" ; then
4444   echo "CONFIG_L2TPV3=y" >> $config_host_mak
4445 fi
4446 if test "$cap_ng" = "yes" ; then
4447   echo "CONFIG_LIBCAP=y" >> $config_host_mak
4448 fi
4449 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
4450 for drv in $audio_drv_list; do
4451     def=CONFIG_`echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]'`
4452     echo "$def=y" >> $config_host_mak
4453     if test "$drv" = "fmod"; then
4454         echo "FMOD_CFLAGS=-I$fmod_inc" >> $config_host_mak
4455     fi
4456 done
4457 if test "$audio_pt_int" = "yes" ; then
4458   echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak
4459 fi
4460 if test "$audio_win_int" = "yes" ; then
4461   echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
4462 fi
4463 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
4464 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
4465 if test "$vnc" = "yes" ; then
4466   echo "CONFIG_VNC=y" >> $config_host_mak
4467 fi
4468 if test "$vnc_tls" = "yes" ; then
4469   echo "CONFIG_VNC_TLS=y" >> $config_host_mak
4470 fi
4471 if test "$vnc_sasl" = "yes" ; then
4472   echo "CONFIG_VNC_SASL=y" >> $config_host_mak
4473 fi
4474 if test "$vnc_jpeg" = "yes" ; then
4475   echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
4476 fi
4477 if test "$vnc_png" = "yes" ; then
4478   echo "CONFIG_VNC_PNG=y" >> $config_host_mak
4479 fi
4480 if test "$vnc_ws" = "yes" ; then
4481   echo "CONFIG_VNC_WS=y" >> $config_host_mak
4482   echo "VNC_WS_CFLAGS=$vnc_ws_cflags" >> $config_host_mak
4483 fi
4484 if test "$fnmatch" = "yes" ; then
4485   echo "CONFIG_FNMATCH=y" >> $config_host_mak
4486 fi
4487 if test "$uuid" = "yes" ; then
4488   echo "CONFIG_UUID=y" >> $config_host_mak
4489 fi
4490 if test "$xfs" = "yes" ; then
4491   echo "CONFIG_XFS=y" >> $config_host_mak
4492 fi
4493 qemu_version=`head $source_path/VERSION`
4494 echo "VERSION=$qemu_version" >>$config_host_mak
4495 echo "PKGVERSION=$pkgversion" >>$config_host_mak
4496 echo "SRC_PATH=$source_path" >> $config_host_mak
4497 echo "TARGET_DIRS=$target_list" >> $config_host_mak
4498 if [ "$docs" = "yes" ] ; then
4499   echo "BUILD_DOCS=yes" >> $config_host_mak
4500 fi
4501 if test "$modules" = "yes"; then
4502   # $shacmd can generate a hash started with digit, which the compiler doesn't
4503   # like as an symbol. So prefix it with an underscore
4504   echo "CONFIG_STAMP=_`(echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ `" >> $config_host_mak
4505   echo "CONFIG_MODULES=y" >> $config_host_mak
4506 fi
4507 if test "$sdl" = "yes" ; then
4508   echo "CONFIG_SDL=y" >> $config_host_mak
4509   echo "CONFIG_SDLABI=$sdlabi" >> $config_host_mak
4510   echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
4511 fi
4512 if test "$cocoa" = "yes" ; then
4513   echo "CONFIG_COCOA=y" >> $config_host_mak
4514 fi
4515 if test "$curses" = "yes" ; then
4516   echo "CONFIG_CURSES=y" >> $config_host_mak
4517 fi
4518 if test "$utimens" = "yes" ; then
4519   echo "CONFIG_UTIMENSAT=y" >> $config_host_mak
4520 fi
4521 if test "$pipe2" = "yes" ; then
4522   echo "CONFIG_PIPE2=y" >> $config_host_mak
4523 fi
4524 if test "$accept4" = "yes" ; then
4525   echo "CONFIG_ACCEPT4=y" >> $config_host_mak
4526 fi
4527 if test "$splice" = "yes" ; then
4528   echo "CONFIG_SPLICE=y" >> $config_host_mak
4529 fi
4530 if test "$eventfd" = "yes" ; then
4531   echo "CONFIG_EVENTFD=y" >> $config_host_mak
4532 fi
4533 if test "$fallocate" = "yes" ; then
4534   echo "CONFIG_FALLOCATE=y" >> $config_host_mak
4535 fi
4536 if test "$fallocate_punch_hole" = "yes" ; then
4537   echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
4538 fi
4539 if test "$sync_file_range" = "yes" ; then
4540   echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
4541 fi
4542 if test "$fiemap" = "yes" ; then
4543   echo "CONFIG_FIEMAP=y" >> $config_host_mak
4544 fi
4545 if test "$dup3" = "yes" ; then
4546   echo "CONFIG_DUP3=y" >> $config_host_mak
4547 fi
4548 if test "$ppoll" = "yes" ; then
4549   echo "CONFIG_PPOLL=y" >> $config_host_mak
4550 fi
4551 if test "$prctl_pr_set_timerslack" = "yes" ; then
4552   echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
4553 fi
4554 if test "$epoll" = "yes" ; then
4555   echo "CONFIG_EPOLL=y" >> $config_host_mak
4556 fi
4557 if test "$epoll_create1" = "yes" ; then
4558   echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
4559 fi
4560 if test "$epoll_pwait" = "yes" ; then
4561   echo "CONFIG_EPOLL_PWAIT=y" >> $config_host_mak
4562 fi
4563 if test "$sendfile" = "yes" ; then
4564   echo "CONFIG_SENDFILE=y" >> $config_host_mak
4565 fi
4566 if test "$timerfd" = "yes" ; then
4567   echo "CONFIG_TIMERFD=y" >> $config_host_mak
4568 fi
4569 if test "$setns" = "yes" ; then
4570   echo "CONFIG_SETNS=y" >> $config_host_mak
4571 fi
4572 if test "$inotify" = "yes" ; then
4573   echo "CONFIG_INOTIFY=y" >> $config_host_mak
4574 fi
4575 if test "$inotify1" = "yes" ; then
4576   echo "CONFIG_INOTIFY1=y" >> $config_host_mak
4577 fi
4578 if test "$byteswap_h" = "yes" ; then
4579   echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
4580 fi
4581 if test "$bswap_h" = "yes" ; then
4582   echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
4583 fi
4584 if test "$curl" = "yes" ; then
4585   echo "CONFIG_CURL=m" >> $config_host_mak
4586   echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
4587   echo "CURL_LIBS=$curl_libs" >> $config_host_mak
4588 fi
4589 if test "$brlapi" = "yes" ; then
4590   echo "CONFIG_BRLAPI=y" >> $config_host_mak
4591 fi
4592 if test "$bluez" = "yes" ; then
4593   echo "CONFIG_BLUEZ=y" >> $config_host_mak
4594   echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
4595 fi
4596 if test "glib_subprocess" = "yes" ; then
4597   echo "CONFIG_HAS_GLIB_SUBPROCESS_TESTS=y" >> $config_host_mak
4598 fi
4599 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
4600 if test "$gtk" = "yes" ; then
4601   echo "CONFIG_GTK=y" >> $config_host_mak
4602   echo "CONFIG_GTKABI=$gtkabi" >> $config_host_mak
4603   echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
4604 fi
4605 if test "$vte" = "yes" ; then
4606   echo "CONFIG_VTE=y" >> $config_host_mak
4607   echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
4608 fi
4609 if test "$xen" = "yes" ; then
4610   echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
4611   echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
4612 fi
4613 if test "$linux_aio" = "yes" ; then
4614   echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
4615 fi
4616 if test "$attr" = "yes" ; then
4617   echo "CONFIG_ATTR=y" >> $config_host_mak
4618 fi
4619 if test "$libattr" = "yes" ; then
4620   echo "CONFIG_LIBATTR=y" >> $config_host_mak
4621 fi
4622 if test "$virtfs" = "yes" ; then
4623   echo "CONFIG_VIRTFS=y" >> $config_host_mak
4624 fi
4625 if test "$vhost_scsi" = "yes" ; then
4626   echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
4627 fi
4628 if test "$vhost_net" = "yes" ; then
4629   echo "CONFIG_VHOST_NET_USED=y" >> $config_host_mak
4630 fi
4631 if test "$blobs" = "yes" ; then
4632   echo "INSTALL_BLOBS=yes" >> $config_host_mak
4633 fi
4634 if test "$iovec" = "yes" ; then
4635   echo "CONFIG_IOVEC=y" >> $config_host_mak
4636 fi
4637 if test "$preadv" = "yes" ; then
4638   echo "CONFIG_PREADV=y" >> $config_host_mak
4639 fi
4640 if test "$fdt" = "yes" ; then
4641   echo "CONFIG_FDT=y" >> $config_host_mak
4642 fi
4643 if test "$signalfd" = "yes" ; then
4644   echo "CONFIG_SIGNALFD=y" >> $config_host_mak
4645 fi
4646 if test "$tcg_interpreter" = "yes" ; then
4647   echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
4648 fi
4649 if test "$fdatasync" = "yes" ; then
4650   echo "CONFIG_FDATASYNC=y" >> $config_host_mak
4651 fi
4652 if test "$madvise" = "yes" ; then
4653   echo "CONFIG_MADVISE=y" >> $config_host_mak
4654 fi
4655 if test "$posix_madvise" = "yes" ; then
4656   echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
4657 fi
4658 if test "$sigev_thread_id" = "yes" ; then
4659   echo "CONFIG_SIGEV_THREAD_ID=y" >> $config_host_mak
4660 fi
4661
4662 if test "$spice" = "yes" ; then
4663   echo "CONFIG_SPICE=y" >> $config_host_mak
4664 fi
4665
4666 if test "$smartcard_nss" = "yes" ; then
4667   echo "CONFIG_SMARTCARD_NSS=y" >> $config_host_mak
4668   echo "NSS_LIBS=$nss_libs" >> $config_host_mak
4669   echo "NSS_CFLAGS=$nss_cflags" >> $config_host_mak
4670 fi
4671
4672 if test "$libusb" = "yes" ; then
4673   echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
4674 fi
4675
4676 if test "$usb_redir" = "yes" ; then
4677   echo "CONFIG_USB_REDIR=y" >> $config_host_mak
4678 fi
4679
4680 if test "$glx" = "yes" ; then
4681   echo "CONFIG_GLX=y" >> $config_host_mak
4682   echo "GLX_LIBS=$glx_libs" >> $config_host_mak
4683 fi
4684
4685 if test "$lzo" = "yes" ; then
4686   echo "CONFIG_LZO=y" >> $config_host_mak
4687 fi
4688
4689 if test "$snappy" = "yes" ; then
4690   echo "CONFIG_SNAPPY=y" >> $config_host_mak
4691 fi
4692
4693 if test "$libiscsi" = "yes" ; then
4694   echo "CONFIG_LIBISCSI=m" >> $config_host_mak
4695   echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
4696   echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
4697 fi
4698
4699 if test "$libnfs" = "yes" ; then
4700   echo "CONFIG_LIBNFS=y" >> $config_host_mak
4701 fi
4702
4703 if test "$seccomp" = "yes"; then
4704   echo "CONFIG_SECCOMP=y" >> $config_host_mak
4705 fi
4706
4707 # XXX: suppress that
4708 if [ "$bsd" = "yes" ] ; then
4709   echo "CONFIG_BSD=y" >> $config_host_mak
4710 fi
4711
4712 if test "$zero_malloc" = "yes" ; then
4713   echo "CONFIG_ZERO_MALLOC=y" >> $config_host_mak
4714 fi
4715 if test "$qom_cast_debug" = "yes" ; then
4716   echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
4717 fi
4718 if test "$rbd" = "yes" ; then
4719   echo "CONFIG_RBD=m" >> $config_host_mak
4720   echo "RBD_CFLAGS=$rbd_cflags" >> $config_host_mak
4721   echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
4722 fi
4723
4724 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
4725 if test "$coroutine_pool" = "yes" ; then
4726   echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
4727 else
4728   echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
4729 fi
4730
4731 if test "$open_by_handle_at" = "yes" ; then
4732   echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
4733 fi
4734
4735 if test "$linux_magic_h" = "yes" ; then
4736   echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
4737 fi
4738
4739 if test "$pragma_diagnostic_available" = "yes" ; then
4740   echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
4741 fi
4742
4743 if test "$valgrind_h" = "yes" ; then
4744   echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
4745 fi
4746
4747 if test "$has_environ" = "yes" ; then
4748   echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
4749 fi
4750
4751 if test "$cpuid_h" = "yes" ; then
4752   echo "CONFIG_CPUID_H=y" >> $config_host_mak
4753 fi
4754
4755 if test "$int128" = "yes" ; then
4756   echo "CONFIG_INT128=y" >> $config_host_mak
4757 fi
4758
4759 if test "$getauxval" = "yes" ; then
4760   echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
4761 fi
4762
4763 if test "$glusterfs" = "yes" ; then
4764   echo "CONFIG_GLUSTERFS=m" >> $config_host_mak
4765   echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
4766   echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
4767 fi
4768
4769 if test "$glusterfs_discard" = "yes" ; then
4770   echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
4771 fi
4772
4773 if test "$glusterfs_zerofill" = "yes" ; then
4774   echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
4775 fi
4776
4777 if test "$archipelago" = "yes" ; then
4778   echo "CONFIG_ARCHIPELAGO=m" >> $config_host_mak
4779   echo "ARCHIPELAGO_LIBS=$archipelago_libs" >> $config_host_mak
4780 fi
4781
4782 if test "$libssh2" = "yes" ; then
4783   echo "CONFIG_LIBSSH2=m" >> $config_host_mak
4784   echo "LIBSSH2_CFLAGS=$libssh2_cflags" >> $config_host_mak
4785   echo "LIBSSH2_LIBS=$libssh2_libs" >> $config_host_mak
4786 fi
4787
4788 if test "$quorum" = "yes" ; then
4789   echo "CONFIG_QUORUM=y" >> $config_host_mak
4790 fi
4791
4792 if test "$virtio_blk_data_plane" = "yes" ; then
4793   echo 'CONFIG_VIRTIO_BLK_DATA_PLANE=$(CONFIG_VIRTIO)' >> $config_host_mak
4794 fi
4795
4796 if test "$vhdx" = "yes" ; then
4797   echo "CONFIG_VHDX=y" >> $config_host_mak
4798 fi
4799
4800 # USB host support
4801 if test "$libusb" = "yes"; then
4802   echo "HOST_USB=libusb legacy" >> $config_host_mak
4803 else
4804   echo "HOST_USB=stub" >> $config_host_mak
4805 fi
4806
4807 # TPM passthrough support?
4808 if test "$tpm" = "yes"; then
4809   echo 'CONFIG_TPM=$(CONFIG_SOFTMMU)' >> $config_host_mak
4810   if test "$tpm_passthrough" = "yes"; then
4811     echo "CONFIG_TPM_PASSTHROUGH=y" >> $config_host_mak
4812   fi
4813 fi
4814
4815 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
4816 if have_backend "nop"; then
4817   echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
4818 fi
4819 if have_backend "simple"; then
4820   echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
4821   # Set the appropriate trace file.
4822   trace_file="\"$trace_file-\" FMT_pid"
4823 fi
4824 if have_backend "stderr"; then
4825   echo "CONFIG_TRACE_STDERR=y" >> $config_host_mak
4826 fi
4827 if have_backend "ust"; then
4828   echo "CONFIG_TRACE_UST=y" >> $config_host_mak
4829 fi
4830 if have_backend "dtrace"; then
4831   echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
4832   if test "$trace_backend_stap" = "yes" ; then
4833     echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
4834   fi
4835 fi
4836 if have_backend "ftrace"; then
4837   if test "$linux" = "yes" ; then
4838     echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
4839   else
4840     feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
4841   fi
4842 fi
4843 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
4844
4845 if test "$rdma" = "yes" ; then
4846   echo "CONFIG_RDMA=y" >> $config_host_mak
4847 fi
4848
4849 # Hold two types of flag:
4850 #   CONFIG_THREAD_SETNAME_BYTHREAD  - we've got a way of setting the name on
4851 #                                     a thread we have a handle to
4852 #   CONFIG_PTHREAD_SETNAME_NP       - A way of doing it on a particular
4853 #                                     platform
4854 if test "$pthread_setname_np" = "yes" ; then
4855   echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
4856   echo "CONFIG_PTHREAD_SETNAME_NP=y" >> $config_host_mak
4857 fi
4858
4859 if test "$tcg_interpreter" = "yes"; then
4860   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
4861 elif test "$ARCH" = "sparc64" ; then
4862   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
4863 elif test "$ARCH" = "s390x" ; then
4864   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
4865 elif test "$ARCH" = "x86_64" -o "$ARCH" = "x32" ; then
4866   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
4867 elif test "$ARCH" = "ppc64" ; then
4868   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/ppc $QEMU_INCLUDES"
4869 else
4870   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
4871 fi
4872 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg $QEMU_INCLUDES"
4873
4874 echo "TOOLS=$tools" >> $config_host_mak
4875 echo "ROMS=$roms" >> $config_host_mak
4876 echo "MAKE=$make" >> $config_host_mak
4877 echo "INSTALL=$install" >> $config_host_mak
4878 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
4879 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
4880 if test -n "$libtool"; then
4881   echo "INSTALL_PROG=\$(LIBTOOL) --mode=install $install -c -m 0755" >> $config_host_mak
4882   echo "INSTALL_LIB=\$(LIBTOOL) --mode=install $install -c -m 0644" >> $config_host_mak
4883 else
4884   echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
4885   echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
4886 fi
4887 echo "PYTHON=$python" >> $config_host_mak
4888 echo "CC=$cc" >> $config_host_mak
4889 if $iasl -h > /dev/null 2>&1; then
4890   echo "IASL=$iasl" >> $config_host_mak
4891 fi
4892 echo "CC_I386=$cc_i386" >> $config_host_mak
4893 echo "HOST_CC=$host_cc" >> $config_host_mak
4894 echo "CXX=$cxx" >> $config_host_mak
4895 echo "OBJCC=$objcc" >> $config_host_mak
4896 echo "AR=$ar" >> $config_host_mak
4897 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
4898 echo "AS=$as" >> $config_host_mak
4899 echo "CPP=$cpp" >> $config_host_mak
4900 echo "OBJCOPY=$objcopy" >> $config_host_mak
4901 echo "LD=$ld" >> $config_host_mak
4902 echo "NM=$nm" >> $config_host_mak
4903 echo "WINDRES=$windres" >> $config_host_mak
4904 echo "LIBTOOL=$libtool" >> $config_host_mak
4905 echo "CFLAGS=$CFLAGS" >> $config_host_mak
4906 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
4907 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
4908 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
4909 if test "$sparse" = "yes" ; then
4910   echo "CC           := REAL_CC=\"\$(CC)\" cgcc"       >> $config_host_mak
4911   echo "HOST_CC      := REAL_CC=\"\$(HOST_CC)\" cgcc"  >> $config_host_mak
4912   echo "QEMU_CFLAGS  += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
4913 fi
4914 if test "$cross_prefix" != ""; then
4915   echo "AUTOCONF_HOST := --host=${cross_prefix%-}"     >> $config_host_mak
4916 else
4917   echo "AUTOCONF_HOST := "                             >> $config_host_mak
4918 fi
4919 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
4920 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
4921 echo "LIBTOOLFLAGS=$LIBTOOLFLAGS" >> $config_host_mak
4922 echo "LIBS+=$LIBS" >> $config_host_mak
4923 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
4924 echo "EXESUF=$EXESUF" >> $config_host_mak
4925 echo "DSOSUF=$DSOSUF" >> $config_host_mak
4926 echo "LDFLAGS_SHARED=$LDFLAGS_SHARED" >> $config_host_mak
4927 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
4928 echo "POD2MAN=$POD2MAN" >> $config_host_mak
4929 echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak
4930 if test "$gcov" = "yes" ; then
4931   echo "CONFIG_GCOV=y" >> $config_host_mak
4932   echo "GCOV=$gcov_tool" >> $config_host_mak
4933 fi
4934
4935 # use included Linux headers
4936 if test "$linux" = "yes" ; then
4937   mkdir -p linux-headers
4938   case "$cpu" in
4939   i386|x86_64|x32)
4940     linux_arch=x86
4941     ;;
4942   ppcemb|ppc|ppc64)
4943     linux_arch=powerpc
4944     ;;
4945   s390x)
4946     linux_arch=s390
4947     ;;
4948   aarch64)
4949     linux_arch=arm64
4950     ;;
4951   mips64)
4952     linux_arch=mips
4953     ;;
4954   *)
4955     # For most CPUs the kernel architecture name and QEMU CPU name match.
4956     linux_arch="$cpu"
4957     ;;
4958   esac
4959     # For non-KVM architectures we will not have asm headers
4960     if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
4961       symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
4962     fi
4963 fi
4964
4965 for target in $target_list; do
4966 target_dir="$target"
4967 config_target_mak=$target_dir/config-target.mak
4968 target_name=`echo $target | cut -d '-' -f 1`
4969 target_bigendian="no"
4970
4971 case "$target_name" in
4972   armeb|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or32|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
4973   target_bigendian=yes
4974   ;;
4975 esac
4976 target_softmmu="no"
4977 target_user_only="no"
4978 target_linux_user="no"
4979 target_bsd_user="no"
4980 case "$target" in
4981   ${target_name}-softmmu)
4982     target_softmmu="yes"
4983     ;;
4984   ${target_name}-linux-user)
4985     if test "$linux" != "yes" ; then
4986       error_exit "Target '$target' is only available on a Linux host"
4987     fi
4988     target_user_only="yes"
4989     target_linux_user="yes"
4990     ;;
4991   ${target_name}-bsd-user)
4992     if test "$bsd" != "yes" ; then
4993       error_exit "Target '$target' is only available on a BSD host"
4994     fi
4995     target_user_only="yes"
4996     target_bsd_user="yes"
4997     ;;
4998   *)
4999     error_exit "Target '$target' not recognised"
5000     exit 1
5001     ;;
5002 esac
5003
5004 mkdir -p $target_dir
5005 echo "# Automatically generated by configure - do not modify" > $config_target_mak
5006
5007 bflt="no"
5008 interp_prefix1=`echo "$interp_prefix" | sed "s/%M/$target_name/g"`
5009 gdb_xml_files=""
5010
5011 TARGET_ARCH="$target_name"
5012 TARGET_BASE_ARCH=""
5013 TARGET_ABI_DIR=""
5014
5015 case "$target_name" in
5016   i386)
5017   ;;
5018   x86_64)
5019     TARGET_BASE_ARCH=i386
5020   ;;
5021   alpha)
5022   ;;
5023   arm|armeb)
5024     TARGET_ARCH=arm
5025     bflt="yes"
5026     gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
5027   ;;
5028   aarch64)
5029     TARGET_BASE_ARCH=arm
5030     bflt="yes"
5031     gdb_xml_files="aarch64-core.xml aarch64-fpu.xml"
5032   ;;
5033   cris)
5034   ;;
5035   lm32)
5036   ;;
5037   m68k)
5038     bflt="yes"
5039     gdb_xml_files="cf-core.xml cf-fp.xml"
5040   ;;
5041   microblaze|microblazeel)
5042     TARGET_ARCH=microblaze
5043     bflt="yes"
5044   ;;
5045   mips|mipsel)
5046     TARGET_ARCH=mips
5047     echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
5048   ;;
5049   mipsn32|mipsn32el)
5050     TARGET_ARCH=mips64
5051     TARGET_BASE_ARCH=mips
5052     echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
5053     echo "TARGET_ABI32=y" >> $config_target_mak
5054   ;;
5055   mips64|mips64el)
5056     TARGET_ARCH=mips64
5057     TARGET_BASE_ARCH=mips
5058     echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
5059   ;;
5060   tricore)
5061   ;;
5062   moxie)
5063   ;;
5064   or32)
5065     TARGET_ARCH=openrisc
5066     TARGET_BASE_ARCH=openrisc
5067   ;;
5068   ppc)
5069     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5070   ;;
5071   ppcemb)
5072     TARGET_BASE_ARCH=ppc
5073     TARGET_ABI_DIR=ppc
5074     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5075   ;;
5076   ppc64)
5077     TARGET_BASE_ARCH=ppc
5078     TARGET_ABI_DIR=ppc
5079     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5080   ;;
5081   ppc64le)
5082     TARGET_ARCH=ppc64
5083     TARGET_BASE_ARCH=ppc
5084     TARGET_ABI_DIR=ppc
5085     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5086   ;;
5087   ppc64abi32)
5088     TARGET_ARCH=ppc64
5089     TARGET_BASE_ARCH=ppc
5090     TARGET_ABI_DIR=ppc
5091     echo "TARGET_ABI32=y" >> $config_target_mak
5092     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5093   ;;
5094   sh4|sh4eb)
5095     TARGET_ARCH=sh4
5096     bflt="yes"
5097   ;;
5098   sparc)
5099   ;;
5100   sparc64)
5101     TARGET_BASE_ARCH=sparc
5102   ;;
5103   sparc32plus)
5104     TARGET_ARCH=sparc64
5105     TARGET_BASE_ARCH=sparc
5106     TARGET_ABI_DIR=sparc
5107     echo "TARGET_ABI32=y" >> $config_target_mak
5108   ;;
5109   s390x)
5110     gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml"
5111   ;;
5112   unicore32)
5113   ;;
5114   xtensa|xtensaeb)
5115     TARGET_ARCH=xtensa
5116   ;;
5117   *)
5118     error_exit "Unsupported target CPU"
5119   ;;
5120 esac
5121 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
5122 if [ "$TARGET_BASE_ARCH" = "" ]; then
5123   TARGET_BASE_ARCH=$TARGET_ARCH
5124 fi
5125
5126 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
5127
5128 upper() {
5129     echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
5130 }
5131
5132 target_arch_name="`upper $TARGET_ARCH`"
5133 echo "TARGET_$target_arch_name=y" >> $config_target_mak
5134 echo "TARGET_NAME=$target_name" >> $config_target_mak
5135 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
5136 if [ "$TARGET_ABI_DIR" = "" ]; then
5137   TARGET_ABI_DIR=$TARGET_ARCH
5138 fi
5139 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
5140 if [ "$HOST_VARIANT_DIR" != "" ]; then
5141     echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
5142 fi
5143 case "$target_name" in
5144   i386|x86_64)
5145     if test "$xen" = "yes" -a "$target_softmmu" = "yes" ; then
5146       echo "CONFIG_XEN=y" >> $config_target_mak
5147       if test "$xen_pci_passthrough" = yes; then
5148         echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
5149       fi
5150     fi
5151     ;;
5152   *)
5153 esac
5154 case "$target_name" in
5155   aarch64|arm|i386|x86_64|ppcemb|ppc|ppc64|s390x|mipsel|mips)
5156     # Make sure the target and host cpus are compatible
5157     if test "$kvm" = "yes" -a "$target_softmmu" = "yes" -a \
5158       \( "$target_name" = "$cpu" -o \
5159       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc" \) -o \
5160       \( "$target_name" = "ppc64"  -a "$cpu" = "ppc" \) -o \
5161       \( "$target_name" = "ppc"    -a "$cpu" = "ppc64" \) -o \
5162       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc64" \) -o \
5163       \( "$target_name" = "mipsel" -a "$cpu" = "mips" \) -o \
5164       \( "$target_name" = "x86_64" -a "$cpu" = "i386"   \) -o \
5165       \( "$target_name" = "i386"   -a "$cpu" = "x86_64" \) \) ; then
5166       echo "CONFIG_KVM=y" >> $config_target_mak
5167       if test "$vhost_net" = "yes" ; then
5168         echo "CONFIG_VHOST_NET=y" >> $config_target_mak
5169       fi
5170     fi
5171 esac
5172 if test "$target_bigendian" = "yes" ; then
5173   echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
5174 fi
5175 if test "$target_softmmu" = "yes" ; then
5176   echo "CONFIG_SOFTMMU=y" >> $config_target_mak
5177 fi
5178 if test "$target_user_only" = "yes" ; then
5179   echo "CONFIG_USER_ONLY=y" >> $config_target_mak
5180   echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
5181 fi
5182 if test "$target_linux_user" = "yes" ; then
5183   echo "CONFIG_LINUX_USER=y" >> $config_target_mak
5184 fi
5185 list=""
5186 if test ! -z "$gdb_xml_files" ; then
5187   for x in $gdb_xml_files; do
5188     list="$list $source_path/gdb-xml/$x"
5189   done
5190   echo "TARGET_XML_FILES=$list" >> $config_target_mak
5191 fi
5192
5193 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
5194   echo "TARGET_HAS_BFLT=y" >> $config_target_mak
5195 fi
5196 if test "$target_user_only" = "yes" -a "$guest_base" = "yes"; then
5197   echo "CONFIG_USE_GUEST_BASE=y" >> $config_target_mak
5198 fi
5199 if test "$target_bsd_user" = "yes" ; then
5200   echo "CONFIG_BSD_USER=y" >> $config_target_mak
5201 fi
5202
5203 # generate QEMU_CFLAGS/LDFLAGS for targets
5204
5205 cflags=""
5206 ldflags=""
5207
5208 for i in $ARCH $TARGET_BASE_ARCH ; do
5209   case "$i" in
5210   alpha)
5211     echo "CONFIG_ALPHA_DIS=y"  >> $config_target_mak
5212     echo "CONFIG_ALPHA_DIS=y"  >> config-all-disas.mak
5213   ;;
5214   aarch64)
5215     if test -n "${cxx}"; then
5216       echo "CONFIG_ARM_A64_DIS=y"  >> $config_target_mak
5217       echo "CONFIG_ARM_A64_DIS=y"  >> config-all-disas.mak
5218     fi
5219   ;;
5220   arm)
5221     echo "CONFIG_ARM_DIS=y"  >> $config_target_mak
5222     echo "CONFIG_ARM_DIS=y"  >> config-all-disas.mak
5223     if test -n "${cxx}"; then
5224       echo "CONFIG_ARM_A64_DIS=y"  >> $config_target_mak
5225       echo "CONFIG_ARM_A64_DIS=y"  >> config-all-disas.mak
5226     fi
5227   ;;
5228   cris)
5229     echo "CONFIG_CRIS_DIS=y"  >> $config_target_mak
5230     echo "CONFIG_CRIS_DIS=y"  >> config-all-disas.mak
5231   ;;
5232   hppa)
5233     echo "CONFIG_HPPA_DIS=y"  >> $config_target_mak
5234     echo "CONFIG_HPPA_DIS=y"  >> config-all-disas.mak
5235   ;;
5236   i386|x86_64|x32)
5237     echo "CONFIG_I386_DIS=y"  >> $config_target_mak
5238     echo "CONFIG_I386_DIS=y"  >> config-all-disas.mak
5239   ;;
5240   ia64*)
5241     echo "CONFIG_IA64_DIS=y"  >> $config_target_mak
5242     echo "CONFIG_IA64_DIS=y"  >> config-all-disas.mak
5243   ;;
5244   lm32)
5245     echo "CONFIG_LM32_DIS=y"  >> $config_target_mak
5246     echo "CONFIG_LM32_DIS=y"  >> config-all-disas.mak
5247   ;;
5248   m68k)
5249     echo "CONFIG_M68K_DIS=y"  >> $config_target_mak
5250     echo "CONFIG_M68K_DIS=y"  >> config-all-disas.mak
5251   ;;
5252   microblaze*)
5253     echo "CONFIG_MICROBLAZE_DIS=y"  >> $config_target_mak
5254     echo "CONFIG_MICROBLAZE_DIS=y"  >> config-all-disas.mak
5255   ;;
5256   mips*)
5257     echo "CONFIG_MIPS_DIS=y"  >> $config_target_mak
5258     echo "CONFIG_MIPS_DIS=y"  >> config-all-disas.mak
5259   ;;
5260   moxie*)
5261     echo "CONFIG_MOXIE_DIS=y"  >> $config_target_mak
5262     echo "CONFIG_MOXIE_DIS=y"  >> config-all-disas.mak
5263   ;;
5264   or32)
5265     echo "CONFIG_OPENRISC_DIS=y"  >> $config_target_mak
5266     echo "CONFIG_OPENRISC_DIS=y"  >> config-all-disas.mak
5267   ;;
5268   ppc*)
5269     echo "CONFIG_PPC_DIS=y"  >> $config_target_mak
5270     echo "CONFIG_PPC_DIS=y"  >> config-all-disas.mak
5271   ;;
5272   s390*)
5273     echo "CONFIG_S390_DIS=y"  >> $config_target_mak
5274     echo "CONFIG_S390_DIS=y"  >> config-all-disas.mak
5275   ;;
5276   sh4)
5277     echo "CONFIG_SH4_DIS=y"  >> $config_target_mak
5278     echo "CONFIG_SH4_DIS=y"  >> config-all-disas.mak
5279   ;;
5280   sparc*)
5281     echo "CONFIG_SPARC_DIS=y"  >> $config_target_mak
5282     echo "CONFIG_SPARC_DIS=y"  >> config-all-disas.mak
5283   ;;
5284   xtensa*)
5285     echo "CONFIG_XTENSA_DIS=y"  >> $config_target_mak
5286     echo "CONFIG_XTENSA_DIS=y"  >> config-all-disas.mak
5287   ;;
5288   esac
5289 done
5290 if test "$tcg_interpreter" = "yes" ; then
5291   echo "CONFIG_TCI_DIS=y"  >> $config_target_mak
5292   echo "CONFIG_TCI_DIS=y"  >> config-all-disas.mak
5293 fi
5294
5295 case "$ARCH" in
5296 alpha)
5297   # Ensure there's only a single GP
5298   cflags="-msmall-data $cflags"
5299 ;;
5300 esac
5301
5302 if test "$gprof" = "yes" ; then
5303   echo "TARGET_GPROF=yes" >> $config_target_mak
5304   if test "$target_linux_user" = "yes" ; then
5305     cflags="-p $cflags"
5306     ldflags="-p $ldflags"
5307   fi
5308   if test "$target_softmmu" = "yes" ; then
5309     ldflags="-p $ldflags"
5310     echo "GPROF_CFLAGS=-p" >> $config_target_mak
5311   fi
5312 fi
5313
5314 if test "$target_linux_user" = "yes" -o "$target_bsd_user" = "yes" ; then
5315   ldflags="$ldflags $textseg_ldflags"
5316 fi
5317
5318 echo "LDFLAGS+=$ldflags" >> $config_target_mak
5319 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
5320
5321 done # for target in $targets
5322
5323 if [ "$pixman" = "internal" ]; then
5324   echo "config-host.h: subdir-pixman" >> $config_host_mak
5325 fi
5326
5327 if test "$rdma" = "yes" ; then
5328 echo "CONFIG_RDMA=y" >> $config_host_mak
5329 fi
5330
5331 if [ "$dtc_internal" = "yes" ]; then
5332   echo "config-host.h: subdir-dtc" >> $config_host_mak
5333 fi
5334
5335 if test "$numa" = "yes"; then
5336   echo "CONFIG_NUMA=y" >> $config_host_mak
5337 fi
5338
5339 # build tree in object directory in case the source is not in the current directory
5340 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos tests/qapi-schema tests/tcg/xtensa tests/qemu-iotests"
5341 DIRS="$DIRS fsdev"
5342 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
5343 DIRS="$DIRS roms/seabios roms/vgabios"
5344 DIRS="$DIRS qapi-generated"
5345 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
5346 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
5347 FILES="$FILES tests/tcg/lm32/Makefile tests/tcg/xtensa/Makefile po/Makefile"
5348 FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
5349 FILES="$FILES pc-bios/spapr-rtas/Makefile"
5350 FILES="$FILES pc-bios/s390-ccw/Makefile"
5351 FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
5352 FILES="$FILES pc-bios/qemu-icon.bmp"
5353 for bios_file in \
5354     $source_path/pc-bios/*.bin \
5355     $source_path/pc-bios/*.aml \
5356     $source_path/pc-bios/*.rom \
5357     $source_path/pc-bios/*.dtb \
5358     $source_path/pc-bios/*.img \
5359     $source_path/pc-bios/openbios-* \
5360     $source_path/pc-bios/u-boot.* \
5361     $source_path/pc-bios/palcode-*
5362 do
5363     FILES="$FILES pc-bios/`basename $bios_file`"
5364 done
5365 for test_file in `find $source_path/tests/acpi-test-data -type f`
5366 do
5367     FILES="$FILES tests/acpi-test-data`echo $test_file | sed -e 's/.*acpi-test-data//'`"
5368 done
5369 mkdir -p $DIRS
5370 for f in $FILES ; do
5371     if [ -e "$source_path/$f" ] && [ "$pwd_is_source_path" != "y" ]; then
5372         symlink "$source_path/$f" "$f"
5373     fi
5374 done
5375
5376 # temporary config to build submodules
5377 for rom in seabios vgabios ; do
5378     config_mak=roms/$rom/config.mak
5379     echo "# Automatically generated by configure - do not modify" > $config_mak
5380     echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
5381     echo "AS=$as" >> $config_mak
5382     echo "CC=$cc" >> $config_mak
5383     echo "BCC=bcc" >> $config_mak
5384     echo "CPP=$cpp" >> $config_mak
5385     echo "OBJCOPY=objcopy" >> $config_mak
5386     echo "IASL=$iasl" >> $config_mak
5387     echo "LD=$ld" >> $config_mak
5388 done
5389
5390 # set up qemu-iotests in this build directory
5391 iotests_common_env="tests/qemu-iotests/common.env"
5392 iotests_check="tests/qemu-iotests/check"
5393
5394 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
5395 echo >> "$iotests_common_env"
5396 echo "export PYTHON='$python'" >> "$iotests_common_env"
5397
5398 if [ ! -e "$iotests_check" ]; then
5399     symlink "$source_path/$iotests_check" "$iotests_check"
5400 fi
5401
5402 # Save the configure command line for later reuse.
5403 cat <<EOD >config.status
5404 #!/bin/sh
5405 # Generated by configure.
5406 # Run this file to recreate the current configuration.
5407 # Compiler output produced by configure, useful for debugging
5408 # configure, is in config.log if it exists.
5409 EOD
5410 printf "exec" >>config.status
5411 printf " '%s'" "$0" "$@" >>config.status
5412 echo >>config.status
5413 chmod +x config.status
5414
5415 rm -r "$TMPDIR1"